bạn muốn trả lời câu nào vậy

3,18x3=9,54
8,07x5=40,35
2,389x10=23,89

Vì 11 x 11 = 121 nên cạnh nó sẽ là 11m

Chu vi của nó là :

11 x 4 = 44 (m)

THÌ QUÁ KHỨ ĐƠN

BÀI TẬP VẬN DỤNG

Bài 1:Cho dạng đúng của từ quá khứ đơn, dùng bảng động từ bất quy tắc nếu cần.

Bài 2: Điền was/were vào chỗ trống:

1. The teacher_________nice.

2. The students_________clever.

3. But one student_________in trouble.

4. We_________for him.

5. He_________nice though.

6. I_________Canberra last spring.

7. We_________at school last Saturday.

8. Tina_________at home yesterday.

9. He_________happy.

10. Robert and Stan_________Garry’s friends.

11. You_________very busy on Friday.

12. They_________in front of the supermarket.

13. I_________in the museum.

14. She_________in South Africa last month.

15. Jessica and Kimberly_________late for school.

Bài 3:Viết các câu sau ở thể khẳng định (+), thể phủ định (-), thể nghi vấn (?)

1. (+)He wrote a book.

                (-)___________________________

                (?)___________________________

2. (+)She was my boss.

                (-)___________________________

                (?)___________________________

3. (+) ___________________________

               (-)They didn’t build a new house.

               (?)___________________________

4. (+) ___________________________

               (-)I wasn’t at the concert last Sunday.

               (?)___________________________

5. (+) ___________________________

               (-)___________________________

               (?)Did you buy clothes in this clothes shop?

6. (+) ___________________________

               (-)___________________________

               (?)Were they born in Korea?

7. (+)He swam in the lake.

               (-)___________________________

               (?)___________________________

8. (+)We were at the gym last week.

               (-)___________________________

               (?)___________________________

9. (+) ___________________________

               (-)She didn’t go to her office by car.

               (?)___________________________

10. (+) ___________________________

                 (-)He wasn’t a good buy.

                (?)___________________________

Bài 4. Chọn đáp án đúng (A, B, C hoặc D) để điền vào chỗ trống

1.They_________the bus yesterday.

                        A. don’t catch B. weren’t catch         C. didn’t catch            D. not catch

2. My sister_________home last night.

                        A. comes                     B. come                       C. came                       D. was come

3. My father_________tired when I _________ home.

                        A. was – got                B. is – get        C. was – getted           D. were – got

4. What_________you_________two days ago?

                        A. do – do                   B. did – did                 C. do – did                  D. did – do

5.Where_________your family_________on the summer holiday last year?

                        A. do – go                   B. does – go                C.did – go                   D. did – went

6. We_________David in town a few days ago.

                        A. did see                    B. was saw                  C. did saw                   D. saw

7. It was cold, so I_________ the window.

                        A. shut            B.was shut                  C. am shut                   D.shutted

8. I_________to the cinema three times last week.

                        A.was go                     B. went                        C. did go                     D.goed

9.What_________you_________last weekend?

                        A.were/do                   B.did/did                     C.did/do                      D.do/did

10.The police_________on my way home last night.

                        A. was stop                 B.stopped                    C.stops                        D.stopping

11. The film wasn’t very good. I_________ it very much.

                        A.ẹnjoyed                   B.wasn’t enjoy            C.didn’t ẹnjoyed         D. didn’t enjoy

12.The bed was very uncomfortable. I_________sleep very well.

                        A.didn’t                      B.did               C.wasn’t                      D.not

13. The window was opened and a bird_________into the room.

                        A.fly                            B. flew            C. was flew                 D.did fly

14. I_________a lot of money yesterday. I_________an expensive dress.

                        A.spend/buy                B.spent/buy     C.spent/bought           D.was spent/bought.

Bài 5: Lựa chọn và điền dạng đúng của động từ quá khứ đơn:

1. She……….out with her boyfriend last night.

2. Laura……….a meal yesterday afternoon.

3. Mozart……….more than 600 pieces of music.

4. I……….tired when I came home.

5. The bed was very comfortable so they ……….very well.

6. Jamie passed the exam because he……….very hard.

7. My father……….the teenagers to drive when he was alive.

8. Dave……….to make a fire but there was no wood.

9. The little boy……….hours in his room making his toys.

10. The telephone……….several times and then stopped before I could answer it.

Bài 6: Chuyển các câu sau về thì quá khứ đơn:

1. We move to a new house.

……….……….……….……….……….……….……….……….……….……….

2. They bring a sandwich.

……….……….……….……….……….……….……….……….……….……….

3. He doesn’t do the homework.

……….……….……….……….……….……….……….……….……….……….

4. They sell cars.

……….……….……….……….……….……….……….……….……….……….

5. Does he visit his friends?

……….……….……….……….……….……….……….……….……….……….

6. She buys a book.

……….……….……….……….……….……….……….……….……….……….

7. The teacher punishes the boy.

……….……….……….……….……….……….……….……….……….……….

8. The little girl laughs at the beggar.

……….……….……….……….……….……….……….……….……….……….

9. They know it.

……….……….……….……….……….……….……….……….……….……….

10. He does not tell the lie.

……….……….……….……….……….……….……….……….……….……….

11. They do not wait for anybody.

……….……….……….……….……….……….……….……….……….……….

12. Who teaches you English?

……….……….……….……….……….……….……….……….……….……….

13. The mansons build the house.

……….……….……….……….……….……….……….……….……….……….

14. They invite us to their party.

……….……….……….……….……….……….……….……….……….……….

15. His manners disgust me.

……….……….……….……….……….……….……….……….……….……….

16. She sings a lovely song.

……….……….……….……….……….……….……….……….……….……….

17. It is time to start.

……….……….……….……….……….……….……….……….……….……….

18. He wants to kill the snake.

……….……….……….……….……….……….……….……….……….……….

19. His conduct surprises me.

……….……….……….……….……….……….……….……….……….……….

20. I want you to come with me.

……….……….……….……….……….……….……….……….……….……….

Bài 7: Trả lời các câu hỏi dưới đây dựa vào gợi ý trong ngoặc:

1. What did he win? (the race)

……….……….……….……….……….……….……….……….……….……….

2. What did he eat? (spaghetti)

……….……….……….……….……….……….……….……….……….……….

3. What time did the film finish? (at ten o’clock)

……….……….……….……….……….……….……….……….……….……….

4. How did he feel? (happy)

……….……….……….……….……….……….……….……….……….……….

5. What did he look at? (the stars)

……….……….……….……….……….……….……….……….……….……….

6. Where did they go? (to the cinema)
……….……….……….……….……….……….……….……….……….……….

7. What did he watch on TV? (cartoons)

……….……….……….……….……….……….……….……….……….……….

8. What time did he get up? (at seven)

……….……….……….……….……….……….……….……….……….……….

9. What did she play? (basketball)

……….……….……….……….……….……….……….……….……….……….

10. Where did she walk? (to school)

……….……….……….……….……….……….……….……….……….……….

11. Who did he see? (Maria)

……….……….……….……….……….……….……….……….……….……….

12. Where did he have breakfast? (in the garden)

……….……….……….……….……….……….……….……….……….……….

13. What did they want? (some chicken)

……….……….……….……….……….……….……….……….……….……….

14. When did they arrive? (in the morning)

……….……….……….……….……….……….……….……….……….……….

Bài 8: Cho dạng đúng của từ trong ngoặc ở thì quá khứ đơn:

1. Yesterday, I (go) ………. to the restaurant with a client.

2. We (drive) ……….around the parking lot for 20 minutes to find a parking space.

3. When he (arrive) ……….at the restaurant, the place (be) ……….full.

4. The waitress (ask) ……….us if we (have) ……….reservations.

5. I (say) ……….that he would come.

6. The waiter (tell) ……….us to come back in to hours.

7. My client and I slowly (walk) ……….back to the car.

8. We (stop) ………. at the grocery store and (buy) ……….some cakes.

9. My sister (get) ……….married last month.

10. Daisy (come) ……….to her grandparents’ house 3 days ago.

11. My computer (be) ……….broken yesterday.

12. He (buy) ……….me a big teddy bear on my birthday last week.

13. My friend (give) ……….me a bar of chocolate when I (be) ……….at school yesterday.

14. My children (not do) ……….their homework last night.

15. You (live) ……….here five years ago?

16. They (watch) ……….TV late at night yesterday.

17. (Be) ……….your friend at your house last weekend?

18. They (not be) ……….excited about the film last night.

19. Where (spend/you) ……….your last holiday?

20. I (visit) ……….lots of interesting places. I (be) ……….with two friends of mine.

Nếu xóa chữ số 1 ở bên trái số đó chiều dài ta được số đo chiều rộng tức chiều dài hơn chiều rộng 100 m
Nửa chu vi vườn trường đó là:
360:2=180(m)
Chiều dài vườn trường đó là:
(180+110):2= 145(m)
Chiều rộng vườn trường đó là:
180-145=45(m)
Diện tích vườn trường đó là:
145 x 45 = 6525(m2)

a) Viết số tự nhiên có số chục là 135, chữ số hàng đơn vị là 7

b) Điền vào bảng :