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【判断题】
NOT(A AND B)可以写成使用OR连接的形式为(not A)or(not B) 。( )A.
正确
B.
错误
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【单选题】I'm impressed with his persistence. When he had a problem to solve, he________work at it until he found an answer. [ ]
A.
would
B.
might
C.
must
D.
should
【简答题】Although he has sought to find a peaceful solution, he is facing strong mil______ pressure to use force.
【单选题】He played a trick ____ Jessy and he had to apologize _____ treating her ____ a nice dinner.
A.
on; for; to
B.
in; by; to
C.
on; by; to
D.
on; by; with
【简答题】Man depends on water for many things. He needs it for drinking. He needs it for growing food. He needs it for keeping himself clean and free from illness. He needs more and more water for industry. Pe...
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