China’s soft power grows ________ the increasing appreciation and understanding of China globally.
A.in line with B.in reply to
C.in return for D.in honour of
（2018·江苏）Developing the Yangtze River Economic Belt is a systematic project which _______ a clear road map and timetable.
A.calls for B.calls on
C.calls off D.calls up
It was when I got back to my apartment ________ I first came across my new neighbors.
A.who B.where
C.which D.that
The disappearance of dinosaurs is not necessarily caused by astronomical incidents. But _______ explanations are hard to find.
A.alternative B.aggressive
C.ambiguous D.apparent
—I feel so nervous about the National English Speech Competition tomorrow.
— .
A.I really envy you B.Glad to hear that
C.Sounds great D.Take it easy
Directions：Write an English composition in around 150 words according to the instructions given below in Chinese.
为保护环境，政府提倡垃圾分类，但许多小区的落实情况不尽人意，请你写一封电子邮件向有关部门负责人反映这一现状，并提出合理建议。
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