how long have you known him A two years ago B sin

how long have you known him A two years ago B sin
how long have you known him
A two years ago
B since last year
C two years
D in two yeas
请问为什么
zangma_210 1年前 已收到2个回答 举报

qwrde 幼苗

共回答了21个问题采纳率:76.2% 举报

B for ,since 常与现在完成时连用
注: A 用于一般过去时; C 应该是for two years D 与一般将来时用.
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1年前

9

bearen13 幼苗

共回答了5个问题 举报

how long应该是选C

1年前

2
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