赞题库-背景图
单项选择题

He gave me detailed instructions ______ how to work out this complicated problem.

A．as to
B．as for
C．as far as
D．as long as
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热门试题

单项选择题Are you ______ your present working post

A．concerned with
B．content with
C．connected with
D．kept up with

单项选择题Don t tie yourself to study all day long. You should ______ half an hour at least for sports every day.

A．put up with
B．put away
C．put aside
D．put off