( )The twins often stay_______home______Sundays.

问题描述:

( )The twins often stay_______home______Sundays.
A.on;on B.on;at C.at;on D.at;at
( )I could look after______when I was six.
A.herself B.myself C.yourself D.himself

第一道题选C,at home是固定搭配用法,表示在家:I am at home.我在家.在星期几的介词用on,也属于固定用法:I go to school on monday.我在周一上学.
第二道题选B,此题首先没有提到除我之外的任何人物,所以根据句意可以判断是说我可以照顾自己,其次,利用反身代词—self表达自己.