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【单选题】
支气管哮喘长期反复发作,最常见的并发症是A.
上呼吸道感染
B.
肺不张
C.
肺结核
D.
自发性气胸
E.
阻塞性肺气肿
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皮皮学刷刷变学霸
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【简答题】The ( )of the food supplies in the earthquake area began two days ago.
【单选题】Food supplies in the flood-stricken area ______. We must act immediately before there’s nothing left.
A.
have run out
B.
are running out
C.
have been run out
D.
are being run out
【单选题】Food supplies in the flood-stricken area . We must act immediately before there’s left.
A.
have run out
B.
are running out
C.
have been run out
D.
are being run out
【单选题】Food supplies in the floodstricken area ________. We must act immediately before there's none left. [ ]
A.
have run out
B.
are running out
C.
have been run out
D.
are being run out
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