I’m sure Andrew will win the first prize in the final.-- I think so.He ____ for it for months.A.is preparing B.was preparingC.had been preparing D.has been preparing

I'm sure we will. I’m sure Andrew will win the first prize in the final.-- I think so.He ____ for it for months.A.is preparing B.was preparingC.had been preparing D.has been preparing I'm sure they will come. 如何提问 I'm sure we will. i'm sure that he will win 同义句 I'm sure you will be very happy i'm sure you will enjoy your new school life. He will return home next week.（I'm sure） I'm sure your Putonghua will ______soon.一个单词 I’m sure he will win the game一般疑问句 I'm sure the a___ will be yes I‘m sure that my father will like it(否定) I'm sure our school sports meet will be_____(excite) sure he like I'm will it 连词组句 have been doing是什么时态?不要说是过去时间里开始、并持续到现在,一直在进行的（或刚结束的）动作或状态,要说明确,比如：现在进行时例句：--I ‘m sure Andrew will win the first prize in the final exam I'm sure. I'm not sure 老大：哪句意思不同 A. He's sure to come B. I'm sure that he C. I'm sure of D. He's sure t哪句意思不同A. He's sure to come B. I'm sure that he will comeC. I'm sure of his coming D. He's sure that he will come