（ ）1.Will you come to my party ? I am not ______ .
A. mind. B. sure . C.happy. D. Sorry.
（ ）2.Students will have computers on their desks ______ .
A. in the future B.on the future C. at the moment. D. in the past
（ ）3. I often ask my English teacher some questions ______ e-mails.
1、 by B.in C. for D. With
（ ）4.Who is staying at home now? ______, all of them are out.
A. None . B. No one . C. Everyone D. Nothing .
（ ）5.In a few years' time,there______thousands of trees on the hill.
A. will have. B.will be C. are have D. Have.
