— Will you have tea or orange juice? — _

题型:选择题

问题:

— Will you have tea or orange juice?

— _____, thanks, I don't have any drinks before meals. [ ]

A.Either

B.None

C.Neither

D.Any

考点:不定代词
题型:选择题

— Did your sister pass the exam? 

— She failed and is in low spirits.

— I'm sorry for her.

— ______.

A.Thank you

B.You're welcome

C.I would think so

D.Never mind

题型:选择题

若要系统的平稳性最好,则共轭复数极点应该位于曲线()上。

A.β=0或180°

B.β=±30°

C.β=±90°

D.β=±45°

题型:选择题

再沸器

题型:选择题

光纤传感器所具有的特点?

题型:选择题

患者,男,25岁,脐腹痛伴剧烈呕吐2天。发病初,腹痛呈阵发性加剧,曾吐出咖啡色物,已2天未进食,腹胀拒按,大便秘结,口燥咽干,冷汗自出。患者2年前曾做过阑尾炎手术。检查:于脐旁可触到条索状肿物。舌质偏红,舌苔黄燥,脉滑数有力。

该患者的中医诊断是()

A.汗证

B.胃痛

C.呕吐

D.便秘

E.腹痛

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