皮皮学，免费搜题
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【单选题】
感冒的病因，在外感六淫中，主因是（）A.
风
B.
寒
C.
暑
D.
湿
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皮皮学刷刷变学霸
举一反三
【单选题】Next door to ours _________, who has just return from abroad.
A.
where lives an old man
B.
lives an old man
C.
where does the old man live
D.
does an old man live
【单选题】A man has to make ______ for his old age by putting aside enough money to live on when old.
A.
accommodations
B.
provision
C.
commitment
D.
supply
【单选题】A man has to make______ for his old age by putting aside enough to live on when old.
A.
supply
B.
assurance
C.
provision
D.
adjustment
【单选题】The old man _______ since ten years ago.
A.
died
B.
has been died
C.
has died
D.
has been dead
【简答题】It was the old man＿＿＿has reported the fire．
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