John brought over my letter _______ to him by mistake.
A. delivered B. to be delivered
C. delivering D. having delivered
_______ here if you want to get a better view of the mountain scenery.
A. To come B. Coming C. Comes D. Come
--- Can I help you?
--- Yes. I bought an iPhone 6 here last week, but there _______ something wrong with it.
A. was B. had been C. will be D. is
He promised that he ______ us in the party, but he hasn’t turned up until now.
A. will join B. had joined
C. would join D. has joined
There are about one million words in English. ________, most people use only about ten thousand of them.
A. Moreover B. However C. Otherwise D. Therefore
随着老龄化问题的日趋严重，空巢老人越来越多，很多老人呆在家里无所事事，感到空虚寂寞。请你向“China Daily”报社专栏写一封关于让这些老年人欢度老年时光的建议信。
注意： 1、空巢老人的现象； 空巢老人(empty nester)
2、提建议及建议的理由；（至少两条建议）
3、开头与结束已给出，不计入总词数。词数120左右；
4、不能使用真实姓名和学校名称。
Dear editor,
Sincerely yours,
Wan Ming
