- 试题详情及答案解析
- There is no doubt _______he will come tomorrow, but I do doubt _____he will come on time.
| A．that; that | B．that; whether |
| C．whether; whether | D．whether; that |
- 答案：B
- 试题分析：考查doubt的用法。句意：他明天会来，这是毫无疑问的；但是我怀疑的是他是否会按时到达。doubt用于否定句时用that引导后面的从句；doubt用于肯定句时用whether/if引导宾语从句。There is no doubt that...“......是毫无疑问的”，排除C、D；第二空表示不确定，应该用whether或if，排除A，故选B。
考点：考查doubt的用法