# 第二部分 语法(四)
> 贡献者:@芬
## 真题解析
1. The doctor’s advice was that the patient ____ at once.
A. to be operated B. being operated
C. be operated D. operated
> 答案:C
2. It was while she was sleeping in her bedroom ____ a thief broke into the house.
A. which B. that
C. where D. than
> 答案:B
3. It was not until dawn ____ their way out of the forest.
A. when they found B. that they found
C. did they find D. that they didn’t find
> 答案:B
4. By no means ____ our mistakes.
A. we ought ignore B. we ought to ignore
C. ought we ignore D. ought we to ignore
> 答案:D