单项选择题

If only I_________ hard in the past few months! But I didn’t work hard enough and failed the maths examination.

A．work
B．worked
C．have worked
D．had worked
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单项选择题
If it_________ tomorrow, the basketball match has to be canceled.
A．rain
B．rains
C．rained
D．will rain
单项选择题
Neither his fellow workers nor Tod himself_______ to the solution put forward by the employer
A．agree
B．agrees
C．agreeing
D．to agree
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