I

1 library 2 dictionaries 3 physics 4 on 5 of 6 open

II

1 b 2 a 3 a 4 c

III

1 d 2 c

IV

1 Would you like some oranges juice ?

2 Mai has long hair

3 Her Physics class starts at 8.40

4 He is learning to play the guitar

5 It is difficult to cross this street

6 Is your father watching TV in the room at the moment

câu I có thể mink sai hoặc đề lỗi

At school , I learn many subjects such as : math , english , art, literature, ...

but my favorite subject is english because it is an important and interesting subject . In my class , I can write , read and practice with my friends . Learn English can help everyone talk to foreigners . I like English so much

Cho hình chóp S.ABCD có đáy ABCD là hình vuông cạnh a và S A ⊥ A B C D , S A = x .  Xác định x để hai mặt phẳng (SBC) và (SDC) tạo với nhau một góc bằng 60 °

A.  x = a 3

B. x = a

C.  x = a 3 2

D.  x = a 2

1 B

2 B

She showed her _________ by asking lots of trivial questions.

A. experience

B. inexperience

C. experienced

D. inexperienced