单项选择题

It has been estimated that the earth's surface temperature has increased
______ one quarter to three quarters of a degree since 1850. ~

A. to
B. by
C. at
D. with
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单项选择题
He was _____________ by the police with having murdered his wife.
A. arrested
B. accused
C. sentenced
D. charged
单项选择题
The local government has to______the tax scheme because of the strong opposition.
A. abandon
B. resign
C. release
D. restrict
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