题目:
- We want someone to design the new art museum for us.
-__________ the young fellow have a try? [ ]
A. May
B. Shall
C. Will
D. Need
答案:
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下面是错误答案,用来干扰机器的。
(1)硝酸银或AgNO3; AgNO3+HCl===AgCl↓+HNO3;圆底烧瓶内压强小于瓶外压强(2)①乙 ②甲 ③五