hãy viết 1 câu tục ngữ hoặc thành ngữ) nói về tình cảm gắn bó với quê hương

Một thửa ruộng hình chữ nhật có chiều dài 80m và gấp đôi chiều rộng. Biết rằng cứ 100m2 thu hoạch được 50kg thóc. Hỏi trên cả thửa ruộng đó người ta thu hoạch được bao nhiều kg thóc?

Câu 1
16m 75mm = ...............m
28ha = .............km2
Câu 2
1/3 + 1/4 =
3/5 - 2/7 =

Để lát căn phòng hình chữ nhật có chiều dài 15m và chiều rộng 6m, người ta đã dùng các viên gạch hình vuông có cạnh 30cm.

a. Để lát căn phòng đó cần phải dùng hết bao nhiêu viên gạch?
b. Mỗi 1m2 gạch lát mua hết số tiền là 250 000 đồng. Vậy lát cả căn phòng hết bao nhiêu tiền?

1. Creative students_______ drawings and paintings in the_________ club.
A. do - sport    B. join - English   C. do -art   D. play - judo
2. We are excited______ the first day of school.
A. at   B. about   C. with   D. in
3. My parents often help me_______ my homework.
A. with   B. about   C. at   D. in
4. Mr. Khang_______ our class Maths.
A. teach   B. teaches   C. does   D. starts

I. Find the word which has a different sound in the part underlined.
1. A. nice     B. bicycle    C. rides   D. live
2. A. mine   B. history   C. exercise   D. library
3. A. come   B. month   C. mother   D. open
4. A. hope   B. homework   C. one   D. post
5. A. brother   B. judo   C. going    D. rode
6. A. subject   B. club  C. put  D. lunch
7. A. science   B. like   C. music   D. ice
8. A. fun   B. student   C. hungry   D. sun
9. A. teacher   B. chess   C. lunch   D. school.
10.A. farm   B. after   C. walk   D. class
II. Choose the correct answers.
1. Phong is wearing a school___________ .
A. shoes   B. uniform   C. bag   D. hats
2. I am having a Maths lesson but I forgot my______- . I have some difficulty.
A. calculator   B. bicycle   C. pencil case   D. pencil sharpener
3. In Physics, we have a lot of__________ ___________ .
A. books - to have       B. homework - to do       C. science - to study       D. vocabulary - to play
4. ___________morning exercise is good for you.
A. Doing      B. Studying     C. Playing    D. Having
5. At lunchtime, you can__________ lunch in the school canteen.
A. go    B. be   C. have   D. do
6. Mai and Hoa ___________their bicycles to school from Monday to Friday.
A. rides   B. ride   C. is riding   D. are riding
7. Nam's new school________ a large ___________.
A. has - playground     B. have – playground
C. is having - playgrounds     D. are having - playground
8. I often_______ my homework________ school.
A. study - at      B. am doing - after      C. do - after D. does - before
9. In the afternoon, I______ books_______ the library.
A. am reading - at B. read - in C. reads - at D. are reading - in
10. What is your______ subject at school?
A. nice    B. favourite    C. liking     D. excited
11. Students live and study in a/an_________ school. They only go home at weekends..
A. international    B. small    C. boarding    D. overseas
12. In the afternoon, students_________ many interesting clubs.
A. join        B. do       C. play      D. have

I. Find the word which has a different sound in the part underlined.
1. A. nice B. bicycle C. rides D. live
2. A. mine B. history C. exercise D. library
3. A. come B. month C. mother D. open
4. A. hope B. homework C. one D. post
5. A. brother B. judo C. going D. rode
6. A. subject B. club C. put D. lunch
7. A. science B. like C. music D. ice
8. A. fun B. student C. hungry D. sun
9. A. teacher B. chess C. lunch D. school.
10.A. farm B. after C. walk D. class
II. Choose the correct answers.
11. Phong is wearing a school___________ .
A. shoes B. uniform C. bag D. hats
12. I am having a Maths lesson but I forgot my______- . I have some difficulty.
A. calculator B. bicycle C. pencil case D. pencil sharpener
13. In Physics, we have a lot of__________ ___________ .
A. books - to have B. homework - to do C. science - to study D. vocabulary - to play
14. ___________morning exercise is good for you.
A. Doing B. Studying C. Playing D. Having
15. At lunchtime, you can__________ lunch in the school canteen.
A. go B. be C. have D. do
16. Mai and Hoa ___________their bicycles to school from Monday to Friday.
A. rides B. ride C. is riding D. are riding
17. Nam's new school________ a large ___________.
A. has - playground B. have – playground
C. is having - playgrounds D. are having - playground
18. I often_______ my homework________ school.
A. study - at B. am doing - after C. do - after D. does - before
19. In the afternoon, I______ books_______ the library.
A. am reading - at B. read - in C. reads - at D. are reading - in
20. What is your______ subject at school?
A. nice B. favourite C. liking D. excited
21. Students live and study in a/an_________ school. They only go home at weekends..
A. international B. small C. boarding D. overseas
22. In the afternoon, students_________ many interesting clubs.
A. join        B. do       C. play      D. have
 

1. Phong is wearing a school _________.
a. shoes    b. uniform   c. bag   d. hats
 

nói về 20/11 bằng tiếng anh .