明代在戏曲文学方面最具影响力的作品是汤显祖所著()。
A.《西厢记》
B.《长生殿》
C.《桃花扇》
D.《牡丹亭》
参考答案:D
AMI发生后升高并超过参考值上限最快的是()
A.CK-MB
B.Mb
C.LD
D.cTnT
E.cTnl
It is often recommended that children________chances to get close to nature.[ ]
A. are offered
B. be offered
C. should offer
D. must be offered