As an actor he could__ a whole range of emotions()
A. exchange
B. communicate
C. cause
D. play
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The new evening dress__ her as much as 400 dollars()
A. paid
B. took
C. spent
D. cost
People have__ their diets a lot over the past few years()
A. changed
B. consisted
C. led
D. advised
The chair looks rather hard but actually it is very comfortable to sit__()
A. at
B. on
C. over
D. under
依据(),我们可以把个案研究分成诊断性的个案研究、指导性的个案研究和探索性的个案研究
A. 研究的对象
B. 研究的目的
C. 研究数目的多寡
D. 研究的性质