1. June is hotter than May but July is the hottest.

2. Students must keep their school clean and beautiful.

3. Remember to bring essential travel items in during your holiday.

4. Mr.Phong wants to explore the coast by boat.

5. I think Nha Trang is one of the nicest beaches we can visit.

6. What is the weather like in Sa Pa?

7. The Han River flows through Da Nang City.

8. We mustn't drive on the left in Viet Nam.

9. Who is the strongest in your family?

10. There aren't many trees in my neighborhood.

a ) Độ biến dạng của lò xo là: 13 − 10 = 3 ( c m ) b ) Khi vật đừng yên có 2 lực tác dụng vào vật. + , Trọng lực: có phương thẳng đứng và chiều hướng xuống dưới. c ) Đổi 300 g = 0 , 3 k g Trọng lực của vật là: P = 10 m = 10.0 , 3 = 3 ( N ) + , Phản lực: có phương thẳng đứng và chiều hướng lên ngược chiều với trọng lực.

1. If it rain,(A) I will stay (B) at (C) home and watch (D) TV.

2. Sue invited (A) me to (B) her birthday party but (C) I were (D) busy.

3. I (A) will readed (B) that (C) book next week (D).

4. Bonbon can move (A) 10 tons (B); it's the stronger(C) of all (D).

Đáp án sai mình in nghiêng và in đậm nhé.

Hay những lực xuất hiện giữa hai vật khi chúng tiếp xúc nhau được gọi là lực tiếp xúc. - Ví dụ: lực của tay để mở cửa, lực chân cầu thủ đá vào quả bóng, lực đẩy xe lên dốc, …

- Lực không tiếp xúc xuất hiện khi vật (hoặc đối tượng) gây ra lực không có sự tiếp xúc với vật (hoặc đối tượng) chịu tác dụng của lực.

Make questions for the underlined words or phrases
1. The dictionary is 200,000 dong.
-> How much is the dictionary?
2. She bought it at the shop over there.
-> Where did she buy it?
3. The bank is opposite the restaurant.
-> Where is the bank?
4. I saw her last night.
-> When did you see her?
5. Mrs. Robinson bought a poster.
-> What did Mrs. Robinson buy?
6. My father was in Ha Noi last month.
-> Where was your father last month?
7. My favorite subject is Math.
-> What is your favourite subject?
8. I often listen to music in my free time.
-> What do you often do in your free time?
9. My mother is cooking in the kitchen at the moment.
-> What is your mother doing at the moment?
10. I go to the movies twice a week.
-> How often do you go to the movies?
11. They go to the beach on the summer holidays.
-> When do they go to the beach?
12. They saw lions and tigers at the zoo.
-> What did they see at the zoo?
13 The teacher was angry because he didn’t do his homework.
-> Why was the teacher angry?
14. I bought two kilos of oranges.
-> How many kilos of oranges did you buy?
15.  Nam’s father works in a factory.
-> Who works in a factory?
16. His mother does the housework every day.
-> What does his mother do every day?

3. The weather is …….…...

A.quiet B.cold C.sun D.friendly

7.   For me, no kinds of sports are more interesting than football.

      →  For me, football is the most interesting sport.

 My brother often goes to work by car.

1. Lan lives ______ the countryside with her parents.
A. on B. in C. of D. at
2. Is ______ any supermarkets near your house?
A. this B. there C. that D. these
3. At an intersection, you ______ slow down.
A. must B. mustn’t C. can D. could
4. I see some people at the bus- stop. They ______ for the bus.
A. wait B. are waiting C. waited D. have been waiting
5. The children are playing ______ in the garden.
A. happily B. happy C. unhappy D. happiness
6. ______ are where farmers often grow rice.
A. Rice paddies B. Paddy fields C. Crops D. A&B are correct
7. I’m very ______ about our first day at school.
A. interested B. excited C. surprised D. exciting
8. ______ homework is every student’s duty.
A. Making B. Working C. Taking D. Doing
9. They are ______ and they have no time for a hoilday.
A. full B. busy C. hard D. hurry
10. They always play basketball in the backyard ______ Sunday morning.
A. in B. at C. on D. of
11. Oh my gosh! It’s raining cats and dogs outside. The phrase raining cats and dogs means raining
______.
A. slowly B. heavily C. greatly D. little
11. Are there ______ stores on your street?
A. any B. some C. much D. a lot
12. How ______ do your children go to the zoo?
A. many B. often C. much D. always
13. ______ are which a lot of ethnic minorities are living in.
A. Villas B. Apartments C. Stilt houses D. plazas
14. My mother ______ a nice woman.
A. is B. likes C. have D. are

15. She often prepares ______ for her family in the morning.
A. breakfast B. lunch C. dinner D. supper
16. I’d like a hot drink. What ______ you, Linda?
A. are B. would C. about D. for
17. How ______ is a cup of tea? - 15.000 dong.
A. many B. often C. about D. much
18. Cho lives in a house in the country. The air is ______ clean.
A. quiet B. quite C. absolutely D. extremely
19. My mother always gets ______ very early.
A. on B. up C. of D. in