【正文】
ents, ____, we should study hard to be well prepared for the future. A. at all B. in all C. after all D. above puter games ____ the boy so much time that he doesn’t have enough time to study. A. spends B. uses C. pays D. takes 10. — I hope you can ____ and see us next time you e to Shanghai. — Sure, I will. A. drop in B. check in C. give in D. arrive in 11. You ____ swim here. It is said that sharks (鯊魚 ) have been seen. A. can B. may C. mustn’t D. needn’t 12. Bill was ____ tired after a whole day’s work. A. a kind of B. kind of C. bit of D. a bit of