Câu 4. Một vật sáng AB đặt trước một gương phẳng (hình 2). Góc tạo bởi vật và mặt phản xạ của gương phẳng bằng 60⁰. Hãy vẽ ảnh của vật AB tạo bởi gương phẳng và tính góc tạo bởi giữa ảnh và mặt gương

I, Find the word which has a different sound in the underlined part.

1. A. talk

2. A. flour

3. A. ocean

4. A. So

5. A. food

6. A. daughter

7. A. was

8. A. recycle

B. sausage

B. flower

B. concert

B. expensive

B. spoon

B. sauce

B. walk

B. collect

C. salt

C. cow

C. musician

C. saxophone

C. good

C. aunt

C. water

C. cooking

D. cause

D. pork

D. official

D. music

D. noodle

D. laundry

D. wall

D. electric

VI. Supply the correct form of the word .                                                                                    

1. Nam plays the guitar very .....................................................                             ( GOOD)                                                                                                         2. Our group is carrying out a campaign to raise money for an......................        (ORPHAN)                                                                                                                                                                                                                                                                                                                                                                                          3. …………………………………..children need help from community.            (HANDICAP)  

4. .................. spend time reading books to the aged in nursing houses.                (VOLUNTEER)                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      5. She never eats …………………………………….. food.                                 ( FAT)

6. Old people enjoy traditional , classical or country ……………………….        ( MUSICAL)                                                                                                                                                         7. Drinking milk is good for children’s…………………………………….          ( HEALTHY)

8. Nam thinks the food in this restaurant is  …………………………………       (TASTE)                                                                                                                                                                                                                                                                                                                                                       9.  Ask your doctor for tips or………………........... to help you stop smoking.   (TREAT)

10. I volunteer because it make a ………………………in our community.         ( DIFFER)  

11. We are very………………………about the upcoming trip on Sunday.                 (EXCITE)

12. How………………………………………this book is!                                               ( INTEREST)