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【单选题】
_________ a sports meeting in our school this Friday afternoon.A.
There is going to be
B.
There will have
C.
There are going to be
D.
There is going to have
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皮皮学刷刷变学霸
举一反三
【单选题】在10ml0.1mol.L-1NH3.H2O溶液中加入少量NH4Cl晶体,下列说法正确的是 (提示: NH3 . H2O == NH4+ + OH-; NH4Cl===NH4+ + Cl- ;[OH-]*[H+]=1.0*10-14)
A.
NH3.H2O的解离常数Kb减小
B.
NH3.H2O的解离常数Kb增大
C.
溶液的pH减小
D.
溶液的pH增大
【单选题】According to paragraph 4, a Turing Test evaluates a computer based on its ability to
A.
identify relationships.
B.
conduct conversations.
C.
lack desires.
D.
spur programmers.
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