作业帮用介词或be动词填空,补全句子.by be with about for to 1.Heien has been lea
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用介词或be动词填空,补全句子.by be with about for to 1.Heien has been learning English____3years
现在完成进行时——过去在做,现在在做,将来也肯能会做
用about
如果是by的话,句子应该是：Heien had learnt English by 3 years.
如果是be 的话,一个句子中不能有两个动词
如果是with的话,句子不通,一般with不跟时间状语
如果是for的话,句子应该是：Heien has learnt English for 3 years.
如果是to的话,句子不通,一般to 后面是动词
用about
如果是by的话,句子应该是：Heien had learnt English by 3 years.
如果是be 的话,一个句子中不能有两个动词
如果是with的话,句子不通,一般with不跟时间状语
如果是for的话,句子应该是：Heien has learnt English for 3 years.
如果是to的话,句子不通,一般to 后面是动词
用介词或be动词填空,补全句子.by be with about for to 1.Heien has been lea
英语救急啊!用be动词的正确形式补全句子1.l_____happy to hear that you will come
用be going to形式补全句子
选择适当的介词填空in at with about by on of for to from as
用be动词或have/has got填空.
America has never been about what can be done for
Lots of papers has been used by the students这个句子中为什么用“has be
这两个句子中的be动词是助动词吗?He has been ill for 3 days.you'll be ok.
选句子填空补全短文Life used to be fun teenagers in Britain.They used
根据语境用适当的介词或副词填空,补全句子.
用适当的介词或副词填 用适当的介词或副词填空,补全句子 1.I'm afraid _________
用介词填空：He has lost interest _________his job and wants to lea