问题
选择题
—— ________ have you been away from your hometown, Janet?
——Since 5 years ago.
A．How many
B．How long
C．How much
D．How often
答案
答案：B
对于since+一段时间 ago相当于for +一段时间，一般与现在完成时连用，故选B
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—— ________ have you been away from your hometown, Janet?
——Since 5 years ago.
A．How many
B．How long
C．How much
D．How often
答案：B
对于since+一段时间 ago相当于for +一段时间，一般与现在完成时连用，故选B