问题
选择题
According to their researches,a strong social support system can protect people diseases such as heart trouble,depression. [ ]
A.against
B.with
C.in
D.of
答案
答案：A
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According to their researches,a strong social support system can protect people diseases such as heart trouble,depression. [ ]
A.against
B.with
C.in
D.of
答案：A