第二部分 单项填空（共10小题；每小题1分，满分10分）
从A、B、C、D四个选项中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。
16. Every day _______ a proverb aloud several times until you remember it.
A. read B. reading C. to read D.reads
17. Be careful when you cross this very busy street. If not, you may _____ run over by a car.
A. have B. become C. get D. turn
18. Mr. Smith is always the first person ______ the office..
A. to get to B. getting to C. get to D. to getting to
19. ---- Do you like the material?
---- Yes, it ______ very soft.
A. is feeling B. is felt C. feels D. felt
20. Flight 4026 _______ off at 6:30 a.m. Hurry up, or we will be late.
A. is taking B. will take C. is going to take D. takes
21. These natural parks are very important for protecting many animals, which would _____ have died out.
