Tính điểm trung bình của các học sinh trong bảng biết: Điểm Miệng và 15 phút hệ số 1; 1 Tiết Hệ số 2, Điểm thi HK hệ số 3. (Chỉ cần Ghi công thức tính điểm Trung bình cho học sinh đầu tiên).

giúp mk nhanh nha mk làm 15 phút

1. Choose the word whose main stress is place differently from the others. *

A. community

B. donate

C. homeless

D. musician

2. Choose the odd one out. *

A. fever

B.health

C.obesity

D.headache

* Choose the best answers in A, B, C or D to complete the following sentences.

10.What _________ do I need to cook an omelette? *

A.ingredients

B.menu

C. food

D. material

6. ______________bottles of milk does your family need for a week? *

A. How

B. How much

C. How many

D. How often

9. On the table there were vegetables, bread and two large _____________ *

A . bowl of soups

B. bowls of soup

C. bowlsof soup

D. bowls of soups

8.There is _______ tofu, but there aren’t ___________ sandwiches. *

A. some-some

B. any-any

C. any-some

D. some-any

11.In Vietnam, spring rolls are served ____________ at family gathering or anniversary dinner. *

A. most

B. most of

C. almost

D. mostly

7. How many _____________ do you want? *

A. orange juice

B. bottle of orange juice

C. jar of orange juice

D. cartons of orange juice

4.The seafood I ate this morning makes me feel __________ all over *

A. well

B. weak

C. itchy

D. running

3. Do you believe that eating carrots helps you see at night. *

A. much more

B. most

C.less

D.the most

13.My lemonade is a bit _________. Can you give me some sugar, please? *

A.sour

B.sweet

C.spicy

D.salty

5.Classical music is not __________as pop music. *

A. exciting

B. as exciting

C. as excited

D. more excited

12.______________is the hot food that is quick to cook, and is served very quickly in a restaurant. *

A. Fast food

B. Hot food

C. Sandwiches

D. Hamburgers

14.I live in New York, but I ______ the Statue of Liberty. *

A.never visit

B. have never visited

C. never visited

D.will never visit

*Choose the underlined word or phrase (marked A, B, C or D) in each sentence that needs correcting.

19.There isn't some fresh milk in the glass bottle, so she thinks someone has drunk it all. *

A.some

B. glass bottle

C.so

D.has drunk

15. She added some cooking oil into the frying pan, and then put the mixtures of eggs into it. *

A.some cooking oi

B. frying pan

C. put

D.mixtures

17.How many pork does your mother decide to cook this food? - A kilo *

A. How many

B.does

C.to coo

D. A

16.There are some potato and beef in the kitchen now, so we can cook soup from them *

A. are

B.potato

C. cook

D. from

18.The chef always cooks eel soup very well, and we can't forget its specially taste

A. cooks

B. very wel

C. can't forget

D. specially

20. How many glass of water should you drink per day? *

A. How many

B. glass of water

C. should

D. drink

Bài 1. Mỗi khẳng định sau đúng hay sai?

a) Mọi bội của 5 đều là hợp số.
b) Mọi số chẵn đều là hợp số
c) Mọi số chẵn đều có ước nguyên tố nhỏ nhất là 2.

Bài 2. Thực hiện phép tính (tính nhanh nếu có thể):

a) 30.75 + 25.30 - 150
b) 160 - 4.5² - 3.2³
c) [36.4 - 4.(82 - 7 . 11)²] : 4 - 2024⁰

Bài 3. Tìm x biết:

a) (x - 3) : 5 = 6² - 2³ . 4
b) 3^{x + 2} + 5.2³ = 47 + 18 : (4² - 7)
c) 2^{x + 1} - 2^x = 8²
d) \(\left(\dfrac{1}{1.2}+\dfrac{1}{2.3}+\dfrac{1}{3.4}+\dfrac{1}{4.5}+...+\dfrac{1}{99.100}\right).x^2=99\)  
e) (2x - 3)⁵ = (2x - 3)⁷
f) (x - 2)¹⁰ = (x - 2)⁸

Bài 4. Tìm các chữ số a,b để:

a) \(\overline{12a7}\text{ }\text{⋮}9\)
b) \(\overline{5b8}\) chia hết cho 3 nhưng không chia hết cho 9
c) a = \(\overline{a27b}\) chia hết cho 2,3,5,9
d) \(\overline{10a5b}\text{⋮}45\)