have a bad effect on sth. or sb. over a long period of time (对……产生不利影响)
A. interfere with
B. cut corners
C. takea toll on
D. cut back on
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Testing students by examinations has long been regarded as a reliable way to () students' ability.
A. decrease
B. alter
C. abandon
D. assess
A heavy commitment () a part-time job during the academic year, say, working20 hours per week or more, undermines and significantly interferes with schoolachievement and commitment.
A. to
B. of
C. on
D. about
盒子与盒子之间的距离称为外边距,用()表示?
A. padding
B. margin
C. border
D. content