单项选择题

The professor found himself constantly ______ the question: "How could anyone do these things"

A．poring
B．pondering
C．presiding
D．presuming
<上一题 目录 下一题>
热门 试题

单项选择题
He politely refrained himself ______ saying what he thought of her hat.
A．against
B．by
C．from
D．out
单项选择题
A．conspicuouslyB．usuallyC．surprisinglyD．sufficiently
A．conspicuously
B．usually
C．surprisingly
D．sufficiently
相关试题