12.
(A) as
(B) by
(C) of
(D) to

8. The children listened carefully to the interesting story with their eyes ________ brightly. (A) shining (B) shone (C) to be shone (D) to shine

9. I wonder ________ when you swim in the ocean. I have never had a chance to do so. (A) what does it feel like (B) what is it felt like (C) what it feels like (D) what it is felt like

10. Our company consists of about eighty staff members, ________ have worked here for over twenty years. (A) some of them (B) some of whom (C) them (D) whom

11. (A) living (B) putting (C) ranking (D) taking

13. (A) masculine (B) nonviolent (C) persuasive (D) substantial

14. (A) it (B) one (C) that (D) which

15. (A) achievements(B) differences (C) inventors (D) promises

16. What is the main idea of the passage? (A) Although eating edible insects has been practiced long, it is still not widely accepted by the majority. (B) The historical documents on entomophagy are too limited for people to understand the dietary behavior of insects. (C) Bees and silkworms are not absent from agricultural innovations because of the economic value they can bring. (D) The more developed a country is, the less ecologically dependent it will be on insects as food for humans and feed for animals.

17. What is the tone of this passage? (A) Cheerful. (B) Ironic. (C) Neutral. (D) Skeptical.

18. Why are the tribes in Africa and Australia mentioned in the passage? (A) Because they have noted down what they eat. (B) Because they do not belong to the rich nations. (C) Because insects have been food for their animals.(D) Because insects have been among their daily diet.