单项选择题

Indeed, almost every scientist now finds it is impossible to read all the works relevant to his own subject,______. extensively outside of it.

A．much more to read
B．much less to read
C．much less reading
D．still more reading
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单项选择题
Force is measured in pound ______it is produced.
A．whenever
B．how
C．no matter how
D．although
单项选择题
He suggested that we put the scheme into effect, for it is quite______
A．probable
B．advisable
C．feasible
D．eligible
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