现在完成时用since或for填空用since或for填空He has lived in Nanjing ( ) the year before last.I have known him ( ) we were children.He has been in the village ( ) last week.要给出理由.

来源：学生作业帮助网 编辑：作业帮 时间：2024/05/03 18:04:33
现在完成时用since或for填空用since或for填空He has lived in Nanjing ( ) the year before last.I have known him ( ) we were children.He has been in the village ( ) last week.要给出理由.

现在完成时用since或for填空用since或for填空He has lived in Nanjing ( ) the year before last.I have known him ( ) we were children.He has been in the village ( ) last week.要给出理由.
现在完成时用since或for填空
用since或for填空
He has lived in Nanjing ( ) the year before last.
I have known him ( ) we were children.
He has been in the village ( ) last week.
要给出理由.

现在完成时用since或for填空用since或for填空He has lived in Nanjing ( ) the year before last.I have known him ( ) we were children.He has been in the village ( ) last week.要给出理由.
用since或for填空
1.He has lived in Nanjing ( since ) the year before last.
2.I have known him ( since ) we were children.
3.He has been in the village ( since ) last week.
since既可以做连词又可以做介词,意思是【自从.】.for一般用作介词.
句1意思是：自从前年开始,他就已经住在南京了.
句2意思是：自从我们小时候,我们就认识.since we were children是句子,要用连词引导.

句3意思是：自从上周起,他就已经在这个村子里了.
如果我的回答对你有帮助,请及时采纳,谢谢!

since
since
since
since+过去的具体时间
since+时间段 +ago
since+从句
for+时间段

since
since
since

看到“时间点”用since，看到“时间段”用for

上面三个句子：第一句，the year before last是一个时间点（前年），第二句，we were children，你可以理解为“我们还是小孩子的那个时间点”，第三局，last week不难看出是时间点。可是we were children感觉像...

全部展开

since
since
since

看到“时间点”用since，看到“时间段”用for

上面三个句子：第一句，the year before last是一个时间点（前年），第二句，we were children，你可以理解为“我们还是小孩子的那个时间点”，第三局，last week不难看出是时间点。

收起

since
since
since
since表示自从什么时候开始，for可表示因为，但是放在句中不符合句意

since+过去的具体时间
since+时间段 +ago
since+从句
for+时间段
所以全部填since
希望能帮到你！

用for或since把句子改为现在完成时 现在完成时用since或for填空用since或for填空He has lived in Nanjing ( ) the year before last.I have known him ( ) we were children.He has been in the village ( ) last week.要给出理由. 用一般过去时或现在完成时填空 用一般过去时或现在完成时,填空 用for或since把句子改现在完成时(短暂性动词要变为延续性动词) 用since或for填空 怎样区分时间点时间段 since 后面用现在完成时? 用since for because 填空 用since for because 填空 现在完成时+since+具体时间造句用“现在完成时+since+具体时间/一般过去式”和“现在完成时+for+一段时间”分别造句 用since和for填空 用since和for各造5句现在完成时的句子. 1分别用for短语, since短语或从句造句 用现在完成时 2用that is why造句 We began to study hear 2 year ago.改为同义句 用since或for转化为现在完成时的句子 two years ago 前面用一般过去时还是现在完成时是不是一段时间之前用一般过去时 for+一段时间或后面跟since ..用现在完成时 用现在完成时或现在完成进行时填空I _______________________(wait) in the cold for 45 minutes.I _______________________(check) the article since this morning.I _______________________(check) 50 articles. 用动词的适当形式填空（现在完成时,一般过去时或一般将来时）I________（look） for you since this morning.Where _________you________?Where is John?-He ________(go) to the library. for和since现在完成时一般情况下for和since的主句用现在完成时,也要加have或has吗?我都学完了，还区别，就是想回顾一下，for和since的主句用现在完成时，也要加have或has吗？楼下的，你的例子根 since 从句后面用现在完成时?