-
最佳答案:Have you done your homework, Tom?Yes, I have.No, I haven't / have not.Cherry has
-
最佳答案:1·she( has studied ) English for 5 years.she hasn't studied English for 5 years.
-
最佳答案:I had had dinner before my mum came back homeHe had read lots of books before he
-
最佳答案:现在完成时一般疑问句结构:Have/Has+主语+动词过去分词+其它肯定回答:Yes,+主语+have/has.否定回答:No,+主语+haven't/hasn
-
最佳答案:题目错了。过去完成时只能用于过去的过去比如I had finished my homework before i had dinner.我昨天打篮球了 句中有昨
-
最佳答案:I have met them. 肯定I met them 否定I didn't meet them 一般疑问 Did you meet them? 一般回答Y
-
最佳答案:现在完成时的肯定句 I have been to Xiamen.肯定回答 Yes,I have.否定句 I haven't been to Xiamen.否定回
-
最佳答案:1.Mary has gone to school already.Has Mary gone to school?--Yes,she has./No,she