we have known each other since we were young翻译
Wehaveknowneachother_______.A.sincewewereyoungB.afterwewereyoungC.whenwewereyoungD.if...
We have known each other_______.
A.since we were young
B.after we were young
C.when we were young
D.if we are young 展开
A.since we were young
B.after we were young
C.when we were young
D.if we are young 展开
1个回答
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A.
since自从…以来,与完成时态连用.
一般情况下与现在完成时态连用.
有一种情况会与过去完成时态连用,就是有个过去时间暗示
e.g.I met Tom yesterday.We hadn't seen each other since he left here.
在此处就用过去完成时态,因为前面有暗示,我昨天见到他了,所以没见面是昨天以前,得用过去完成.
B,C,两个选项一般主句应该是过去的时态.
D选项是个条件句,主句要用一般将来时态.
since自从…以来,与完成时态连用.
一般情况下与现在完成时态连用.
有一种情况会与过去完成时态连用,就是有个过去时间暗示
e.g.I met Tom yesterday.We hadn't seen each other since he left here.
在此处就用过去完成时态,因为前面有暗示,我昨天见到他了,所以没见面是昨天以前,得用过去完成.
B,C,两个选项一般主句应该是过去的时态.
D选项是个条件句,主句要用一般将来时态.
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