_____ is no possibility _____ she can fi

题型:选择题

问题:

_____ is no possibility _____ she can finish the task in two hours.[ ]

A. There;that  

B. It;that

C. There;whether  

D. It;whether

考点:therebe句型同位语从句
题型:选择题

噬菌体的外壳和核心分别是(  )

A.脂类、蛋白质

B.脂类、核酸

C.蛋白质、核酸

D.核酸、蛋白质

题型:选择题

艾滋病获得性免疫缺陷综合征

题型:选择题

—May I come in? I'm sorry I'm late.  

—Come in, please. But could you tell me         ?[      ]

A. how do you come to school     

B. what were you doing then      

C. who you talked with      

D. why you are late

题型:选择题

麻醉的概念()

A.镇静

B.睡眠

C.无痛

D.肌松

E.整个或部分机体暂时失去感觉

题型:选择题

油品调合分几种,分别是什么,适用于什么类型的油品调合?

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