Can you tell me __________ she is waiting for? [ ]
A. why
B. whose
C. whom
D. which
答案:C
下列选项中不能证明地球是球体的是
A.太阳东升西落
B.地球卫星照片
C.麦哲伦环球航行
D.月食
He always thinks of ___.[ ]
A. others
B. the others
C. other
D. the other