精选优质文档-倾情为你奉上单句语法填空(一)1(2015北京卷)Cant you stay a little longer?Its getting late.I really_go now.My daughter is home alone.解析：句意：你不能再多呆会儿吗？很晚了，我必须得走了。我女儿一个人在家。must“必须，必然要，必定会”。答案：must2(2015天津卷)I_(not) have worried before I came to the new school，for my classmates here are very friendly to me.解析：句意：我来新学校之前本没有必要担心，因为这里我的同学对我非常友好。neednt have done“本没有必要做某事，表示实际上已经做了某事”。答案：neednt3(2015福建卷)Sorry，Mum！I failed the job interview again.Oh，its too ba
