1. What time does the library close? It closes....at.....about half...past.....four.

2. Can you help me wash......for........these dirty glasses?

Tìm lỗi sai:

-Do you like your place new?

-yes, we do.It's a quite big house.

-How much room has got?

-It's got a living room, a kitchen,a bathroom and two bedrooms

-Has it got a garden?

-Yes,it has got

A.

Mrs Tam : Hello, (1) .................... is 736521.

Loan : (2) .................... I speak to Hoa, please ?

Mrs Tam : (3) .................... . She's out at the moment.

Loan : What time (4) ................... back ?

Mrs Tam : I'm afraid (5) ...................... .

1. A. It                                         B. This                                C. Here

2. A. Can                                    B. Shall                               C. Will

3. A. I sorry                                 B. I'm sorry                         C. I'm being sorry

4. A. is she coming                    B. comes she                     C. she does come

5. A. I'm not knowing                  B. I don't know                    C. I cannot know

B.

Miss Hoa : Who (6).................. , please ?

Mr Hai : (7) .................. her husband.

Miss Hoa : Can she (8) ................. you when she comes back ?

Mr Hai : No, I'm afraid not. (9) ................ my office now.

               Please tell her Mr Son and I (10) .............. tennis tonight. I'll be home at eight.

Miss Hoa : Certainly. Oh, wait a moment, please. I think (11) ................. back now.

6. A. speaks                               B. does speak                               C. is speaking

7. A. It's                                        B. He's                                           C. She's

8. A. phoning                               B. phoned                                      C. phone

9. A. I leave                                  B. I'm leaving                                 C. I leaving

10. A. play                                     B. playing                                       C. are playing

11. A. come                                   B. she comes                                C. she's coming

has visited

tat ca cac so tu nhien

X là hỗn hợp gồm phenol và metanol. Đốt cháy hoàn toàn X được . Vậy % khối lượng metanol trong X là

A. 25%

B. 59,5%

C. 20%

D. 50,5%

as