单项选择题

Linda's been to Canada, ______ she

A． isn't
B． has
C． hasn't
<上一题 目录 下一题>
热门 试题

单项选择题
If you don't know how to read or use a word, you'd better ______ in a dictionary.
A． look it for
B． look up it
C． look it up
单项选择题
—You must be here at six tomorrow morning.—Sorry, I ______ be here so early.
A． can't
B． may
C． must
相关试题