Question

【题目】Cindy，________to be here at 8 o'clock.

A. is sure B. is sure that C. will be sure D. be sure

Answer 1

【答案】D

【解析】

句意：辛迪，要确保8点钟到这里。这里的Cindy不是主语，而是称呼，后面是祈使句，用be动词原形，排除A，B和C项；如若选B，句子表达应该是"Cindy is sure that she will be here at 8o'clock"；所以选D。