1. A. ask      B.plastic     C.back     D. grandmother

2. A. now     B. cow         C. low      D. how

3. A. breathe  B. fourth    C. tooth  D. warmth

4. A. couch    B. house    C. soup    D. ground

5. A. noise     B. rejoice     C. voice   D. tortoise

i live in Chu Van An Street, PhuocThuan quarter, 145 alley. I live in a small house in Long Thanh town. There are five rooms in my house. There is a living room, a kitchen, a bathroom, and two bedrooms. In the living room, there is a cupboard, a television, a long table and a window. There are 5 chairs, three fans and two lights. In the kitchen, there is a refrigerator, a fan, a cooker and washing machine. In the bedroom, there is a bed, a wardrobe, a light, a fan and an air conditioner. In the bathroom, there is a hot-cold water machine, a sink, a bathtub and a mirror. My best room is the bedroom because it helps me rest after a tiring day. I love my house very so much

Cạnh hình vuông đó là :

45 : 4 = 11,25 ( cm )

Diện tích hình vuông đó là :

11,25 * 11,25 = 126,5625 (cm )

750m=0,75km 1phut =1/60gio

vận tốc của xe đạp là 0,75:1/60= ?

13⁴⁰ < 2¹⁰¹