– Who is the man standing there?
– If you know, his name is Mike.
A. must B. can C. may D. would
One solution to this problem now is sustainable development.
A. discussed B. discussing
C. to be discussed D. being discussed
Wind power units are placed ______ there is a lot of wind.
A. where B. when C. which D. that
Recently, there a boom in population movements.
A. is B. was C. has been D. had been
______developing countries need to do is to stop poverty.
A. How B. That C. Which D. What
假定你是李华，计划寒假找份兼职工作。下面的招聘广引起了你的注意，请根据要点（箭头所指内容）写一封申请信。
注意：
1. 词数100左右；
2. 可适当增加细节使行文连贯；
3. 开头已经给出，不计入总词数。
Dear Mr. Smith,
I’ve read your advertisement for an assistant teacher for a children’s winter camp.
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Yours,
Li Hua
