精选优质文档-倾情为你奉上2014通州区高三年级模拟考试(一)英语试卷 2014年4月第二部分:英语知识运用(共两节,45分)第一节 单项填空(共15小题;每小题1分,共15分)从每题所给的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。21. Dont give up your goals, _ you will never achieve them.A. so B. orC. but D. and 22. Where is your brother?Im not sure. He _ be upstairs doing his homework.A. may B. need C. must D. should23. I a football game when you called. That