题目内容
---What are they doing?
---They are talking the phone their life
- A.on; about
- B.in; about
- C.to; about
- D.on; on
A
通过电话交谈可用介词on,谈论某事可用介词about,故本题选A。
通过电话交谈可用介词on,谈论某事可用介词about,故本题选A。
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