Bài 2 có bắt buộc các số phải là cùng một số không

ảo thế👀

sao mỗi người một ý thế🤔

hình như thế:>

   16.21+21.84-100
⇒ 21.(16+84)-100
⇒ 21.100-100
⇒ 2100-100
⇒ 2000
 

Kí hiệu điểm

⇒ 4320 x 3 = 12960 (kg)
Đổi 12960 kg -> 12,96 tấn

Câu 4 phần III thì không chắc lắm đâu👀

III. Give correct form of the verbs in the brackets. (1 point)

1. Are you (go) going to supermarket to buy some food now?                               

2. Mrs Huong (live) lives in town.                             

3. It’s 9 o’clock. She (watch) watches TV.      

4. There (not/ be) isn't any picture in my kitchen.  

5. The school year in my country starts (start) on September 5th.      

IV. Choose a suitable word from the box to fill in each gap. (1.25point)

Lan goes to Nha Trang with her (1) family on holiday. She stays at a hotel on the side of the beach. In the early morning, she goes to the sea and (2) swims for an hour. Then she has breakfast in a canteen on the beach to enjoy fresh (3) air in the morning. In the afternoon, she takes some photos (4) of the sights. She is staying in Nha Trang for four days and takes a lot of nice photos. She is buying some postcards and souvenirs for her friends. It is an (5) enjoyable holiday because she has a lot of fun.

V. Read the passage. Circle the best answer A, B, or C to each of the questions. (1.25 points)

Jack is my best friend. He is a student in a secondary school in London. Every morning he gets up at about seven o’clock, has breakfast. Then he leaves for school. The school is far from his home, so he gets there by bus. He has lunch at the canteen. In the afternoon he studies until half past four and then he goes home. He doesn’t go to school on Saturdays or Sundays. At the weekend he usually goes to the cinema or theatre with his family. He loves his family very much. They are happy.

1. What’s Jack’s job?

          A. a student            B. a teacher            C. a worker                         D. a doctor

2. What does the word “leave for” in line 2 mean?

          A. run to                 B. swim to             C. fly to                               D. go to

3. How does he go to work?

          A. By car                B. By bus               C. By bike                           D. On foot

4. Where does he have lunch?

        A. at the canteen             B At home            C. at restaurant         D. at his friend’s house

5. What does he do at the weekend?

          A. He goes to school.                           B. He watches television.

          C. He does his homework.                   D. He goes to the cinema or theatre.

VI. Use the given words to write complete sentences. (1.25 points)

1. next week. / a museum / visiting / is / He /
⇒ He is visiting a museum next week.

2. need/ We/ my living room./ some furniture/ for/

⇒ We need some furniture for my living room.
 

3. does/ go / Where/ Lan/ on holiday?/

⇒ Where does Lan go on holiday?
 

4. mother/ a round/ has/ face./ My/.

⇒ My mother has a round face.
 

5. pass/ for /me/ some biscuits/ Can/, please?/ you/

⇒ Can you pass for me some biscuits, please?
 

VII. Rewrite these sentences without changing their meaning. (1.25 points)

1. She doesn’t have a bookshelf in her bedroom.

    There isn’t a bookshelf in her bedroom.

2. The ruler is under the notebook.

     The notebook is on the ruler.

3. He is the boy with blue eyes.

     He has blue eyes.

4. This calculator belongs to Mike.

     This is Mike's calculator.

5. It is necessary for you to do exercise regularly. 

     You should do exercise regularly because it's necessary.