题目列表(包括答案和解析)
6.Many astronauts have visited the space station.(用already)
答案:Ⅴ.
5.The spacecraft has reached the moon.(用just)
4.They haven’t been to Mars.(用yet)
3.Scientists have found life on other planets.(改为否定句)
2.I heard about the news about the space travel.(改为同义句)
(根据括号中的要求改写下列句子。)
1.He is going to Shanghai.(用现在完成时)
6.It ten years since he left the army.
A.is B.has C.will D.was
答案: 6.A 可用“It is+一段时间+since从句”来表示。
●Sentence structure training
(句子结构专练)
5.My parents Shandong for ten years.
A.have been in B.have been to
C.have gone to D.have been
答案: 5.A
4.Miss Green isn’t in the office.She to the library.
A.has gone B.went C.will go D.has been
答案: 4.A “have/has gone to+地点”表示“某人去了某地(还未回来)”,指主语所指的人不在这儿。“have/has been in+地点”表示“在某地呆了多长时间”,常与表示时间的状语连用。“have/has been to+地点”表示“曾经去过某地(但现在已不在那儿)”。
3.- you your homework yet?
-Yes.I it a moment ago.
A.Did;do;finished B.Have;done;finished
C.Have;done;have finished D.will;do;finish
答案: 3.B
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