— What do you think of the young lady?
— She is hard-working. She ________ all her effort into her work before she got ill.
A. has put B. put C. had put D. would put
The cost of living in Chengdu is among the lowest in China, ________ the quality of life is probably one of the highest.
A. since B. when C. as D. while
— Do you have any plans for the winter holiday?
— Since you are crazy about music, why not go to some ________ concerts?
A. lively B. live C. alive D. living
________ Mary ________ Jack is listening to the report carefully, because they are both interested in it very much.
A. Neither; nor B. Either; or C. Both; and D. Not only; but also
I don’t make ________ clear when and where the parents’ meeting will be held.
A. this B. that C. those D. it
假如你是Daniel，请根据以下提示用英语写一份电子邮件给报社，提出环保倡议。请根据中文提示，写出意思连贯、符合逻辑、不少于80词的短文。第五个要点根据主题用1-2句话自由发挥。开头和结尾已给出，不计入字数。
1. 今年春天中国政府下定决心治理污染，使天变蓝，水变绿；
2. 我觉得最严重的问题是空气污染，空气污染导致了许多健康问题；
3. 我们要少开车，可以骑自行车外出，自行车不产生空气污染；
4. 要多种树，树能够使空气清洁；
5. 我觉得……
Dear editor,
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I am looking forward to hearing from you!
Best wishes!
Daniel
