verb phrases 1. be able to do能够做 after paying great efforts, he ** able to speak engl**h fluently. 2. be about to do正要做 as i was about to say, you interrupted me. 3. add… to…把……加…… if you add 5 to 5, ...
h**e to表观需要做的事情,意思是“必须”、“不”。后跟动词原形,称、和数的变化,与情态动词 must 近义。一、 h**e to 的陈述句形式a、 肯定式:h**e to + 动词原形1、 i h**e to tidy my room.我得整理房间。2、 she has to help with the washing.她得帮忙洗衣服。b、 否定式:don't (doesn'...
h**e的用法 1)h**e +过去分词,构成完成时态如:he has left for london. 他已去了伦敦。by the end of last month, they had fin**hed half of their work. 上月未为止,他们已经完成工作的一半。2)h**e + been +现在分词,构成完成进行时。例如:i h**e been studying engl*...
h**e advantage over 和 h**e advantage on 的区别h**e advantage 是固定词组,意思是:有优势两个词区别在于on和over指定的范围不同h**e advantage over是对于某方面,某类别有优势,对象不只一个h**e advantage on是对应某单一项目有优势,对象是一个(一) h**e advantage over 的例句1, do *...