试题题干
Rewrite the following sentences as required.
Reinforcing the negation in the following sentence:
There can be no doubt about it.
参考答案
试题解析
否定句可以用不同形式来加强，常用的加强词是never, not at all, never in all, not a single, by no means等，根据题干加强否定语气可以加whatever，或者at all。