PART TWO: LANGUAGE KNOWLEDGE （45 marks）
Section A （15 marks）Directions: Beneath each of the following sentences there are 4 choices marked A, B, C and D. Choose one answer that best completes the sentence.
21. _________ is impossible for a horse to run for three days without being fed any grass.
A. That B. This C. It D. What
22. The boy wanted to play football in the street, but his father told him __________.
A. not do B. not to do C. not to D. do not do
23.---Don’t blame Jack; he did everything he _________ to help you.
---You are right.
A. could B. might C. would D. should
24. Lily, as well as her parents, _________ to the countryside, so you had better not go to her house now.
A. have gone B. has been C. has gone D. have been
25. ---What are you thinking about?
---I am imagining ________ my summer vacation in traveling to Sanya with my parents.
A. to spend B. spending C. spent D. spends
