Thanksforyourinvitation,butI’msosorryIcan’tgo.Ineedto　　...

问题详情：

Thanks for your invitation, but I’m so sorry I can’t go. I need to　　　my younger sister at home.

A. look at                                  B. look up

C. look after                              D. look for

【回答】

C。考查短语辨析。由语境知: 我需要在家照顾我妹妹。look at“看”; look up“查找(资料等)”; look after“照料; 照顾”; look for“寻找”。

知识点：动词和动词短语

题型：选择题