精选优质文档-倾情为你奉上第一节 单项选择（共15小题；每题1分，共15分）从下列A、B、C、D四个选项中选出能填入空白处的真确答案。21. Recently he found _ hard to fall asleep at night, so he went to see the doctor.A. itB. himC. thisD. that22. They will first visit New York, _ is the biggest city in the USA.A. whereB. thereC. whichD. when23. Would you please keep silent? The weather report _.A. is broadcastB. is being broadcastC. has been broadcastD. has been broadcast24. Everybody likes to work with _ is reliab
