支气管哮喘()
A.急性发作的刺激性干咳
B.急性刺激性干咳伴发热、声嘶
C.冬重夏轻、反复发作的咳嗽
D.体位改变时加剧的咳痰
E.阵发性咳嗽
参考答案:E
一座桥的承重是8吨,一辆卡车自重6吨,装了1 800千克的货物过桥,请你算一算,它能不能过桥?
The environmental group hopes ______ the forest to its original condition by the end of the decade.
A.having restored
B.to have restored
C.to be restored
D.to have been restored