问题
选择题
( )28.－_____ you put away your books?
－Yes, mum. I’ll do it at once.
A．Might
B．Should
C．Could
D．Must
答案
答案：C
could表示请求某人做某事，加强语气。
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( )28.－_____ you put away your books?
－Yes, mum. I’ll do it at once.
A．Might
B．Should
C．Could
D．Must
答案：C
could表示请求某人做某事，加强语气。