请从所给的四个选项中,选择最合适的一个填入问号处,使之呈现一定的规律性:()
A.A
B.B
C.C
D.D
参考答案:D
解析:
外面四个方格围绕中间的方格逆时针依次移动一格。
能力不足与过高期望的矛盾属于()
A.躯体性应激源
B.心理性应激源
C.社会性应激源
D.文化性应激源
E.生理性应激源
The course normally attracts 20 students per year, ________ up to half will be from overseas. [ ]
A. in which
B. for whom
C. with which
D. of whom