内容正文:
Unit 2 Why don't you talk to your parents?
单元总结
知识要点一:My parents don't allow me to hang out with my friends.
我父母不允许我和朋友们出去闲逛。
allow此处用作及物动词, 意为“允许”, 其后常接动词不定式作宾语补足语。
[拓展]allow的用法
【典例分析】(2014内蒙古呼和浩特中考)---Why don't you watch TVat home?
---I’d love to,but my mother doesn't allow me____ that.
A.do B.did C.to do D.doing
解析 本题考查动词的非谓语形式。句意:—你为什么不在家看电视?—我想看,但是我的妈妈不允许我那样做。allow sb. To do sth.意为“允许某人做某事”答案应为C。
知识要点二:I 'm really tired because I studied until midnight last night.
我真的很累,因为我昨晚一直学习到半夜。
until在此处用作介词, 意为“直到……为止”,后接表示时间的名词或名词短语。用于肯定句中时,句中的谓语动词常为延续性动词;用于否定句中时,句中的谓语动词常为非延续性动词。例如:
He slept until midnight.他一直睡到半夜。
My brother didn'tarriveuntil8o'clock.我弟弟直到8点才到。
[拓展]until可用作连词, 意为“直到…为止”, 当主句为肯定句时,主句中的谓语动词常为延续性动词;当主句为否定句时,主句中的谓语动词常非延续性动词。例如:
She thought over the problem until she solved it.她认真地思考这个问题、直到把它解决为止。
【典例分析】(2015内蒙古呼和浩特中考) ---Excuse me,may I come in?
---Not yet.Please wait on your chair______ your name is called.
A.and B.until C.after D.since