He was in a very bad mood when he arrived, and that set the tone ______ the whole meeting.
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The trend at the moment is _______ a more natural and less made-up look.
A. to
B. towards
C. onto
D. into
Wisdom ( ) by suffering. 吃一堑,长一智。
A. comes
B. come
C. came
D. coming
He has five children and a wife to provide___ .
A. up
B. for
C. with
D. of
He refuses to invest ________ companies without a good social record.
A. in
B. beside
C. aside
D. on