10 Mark the letter A, B, C or D to indicate the most suitable response to complete each of the following exchanges. Nam: “What a pleasant Sunday morning it is!” A: Excuse me. I’m busy. B: Yes. It’s cool and sunny. C: OK. Thanks a lot. D: That’s very kind of you to say so. 11 Read the following passage and circle the letter A, B, C or D to indicate the correct answer to each of the questions. The tooth decay In most animals, dental decay is a rare problem. In man, and especially in the rich West, the disease has reached epidemic proportions. The cause of tooth decay in human beings is a bacterium that feeds on the sugar in our foo It digests the sugar more easily by converting it into an aci The acid then dissolves the enamel, the outer coating of the teeth and finally attacks the living nerve within. The result is the agonizing pain we know as toothache. Question 30. Human teeth decay when they are attacked by a kind of ______________. A: food B: nerve C: acid D: sugar 12 Mark the letter A, B, C or to indicate the word that differs from the other three in the position of primary stress in each of the following questions. A: simmer B: celery C: tender D: delicious 13 Read the following passage and circle the letter A, B, C or D to indicate the correct word or phrase that best fits each of the numbered blanks. Humans have long history of eating insects, and it turns out that they can be a very (23)________ part of a person’s regular (24)________. Insects have a lot of protein, and they are often easier to catch (25)________ prey animals. Therefore, it is no wonder that when our ancient (26)________ saw some tasty worms or grubs wiggling on the ground, they made a quick snack of them. In Thailand, insects are a regular part of the street food that can be foun The different (27)________ that people snack on are crickets, grasshoppers, giant water bugs, and assorted worms. They are often deep-fried and salted, so they have a crunchy texture that makes them a perfect snack food. Question 26. A: relatives B: offspring C: ancestors D: acquaints 14 Mark the letter A, B, C or D on your answer sheet to indicate the sentence that is closest in meaning to the original sentence in each of the following questions. Question 39. If you have a hiccup, try holding your breath. A: To treat hiccup, you have to hold your breath. B: If you don’t hold your breath, you may have a hiccup. C: Having a hiccup will hold your breath. D: Holding your breath might help with your hiccup. 15 Read the following passage and circle the letter A, B, C or D to indicate the correct word or phrase that best fits each of the numbered blanks. Humans have long history of eating insects, and it turns out that they can be a very (23)________ part of a person’s regular (24)________. Insects have a lot of protein, and they are often easier to catch (25)________ prey animals. Therefore, it is no wonder that when our ancient (26)________ saw some tasty worms or grubs wiggling on the ground, they made a quick snack of them. In Thailand, insects are a regular part of the street food that can be foun The different (27)________ that people snack on are crickets, grasshoppers, giant water bugs, and assorted worms. They are often deep-fried and salted, so they have a crunchy texture that makes them a perfect snack food. Question 25. A: so B: than C: such D: as 16 Mark the letter A, B, C or D on your answer sheet to indicate the sentence that is closest in meaning to the original sentence in each of the following questions. Question 34. Getting up early makes me feel hungry. A: If I will get up early, I can be hungry. B: If I got up early, I would feel hungry. C: If I get up early, I must feel hungry. D: If I get up early, I will feel hungry.

Gúp mik câu 1 môn sinh học với mik đg cần ngay

giúp mk bài 5 vs ạ mk đang cần gấp ạ

vì sao cơ thể sinh vật được gọi là môi trường sinh vật? lấy VD

Giúp với..........................

1) This is the first time he went abroad . → He hasn't............................................. 2) She started driving 1 month ago . → She has .......................................... 3) We began eating when it started to rain. → We have ................................................... 4) I last had my hair cut when I left her. → I haven't .............................................. 5) The last time she met me was 5 months ago. → She hasn't ..........................................................

giúp mình đọc hiểu với ạ ( k copy :))) )

Trong mặt phẳng tọa độ Oxy , cho ba điểm A(1;−1) , B(2;0) , C(3;5) . Tọa độ điểm D thỏa mãn vectoAB−2vectoAC+3vectoAD=0 là

làm giúp e câu 4B và câu 5 với ạ. e cảm ơn mn

e) (- 34).25 - (- 34).27 + 34.(-2)