从A、B、C、D四个选项中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。
1. –I wonder if I could read your new novel.
–No problem, the moment I _______ it.
A. write B. wrote C. will write D. have written
2. The door may fall down any time. We will have it_______.
A. fixed B. built C. made D. painted
3. –Do you remember the experiment we did together many years ago?
–Yes, _______ we did it yesterday.
A. as if B. even if C. only if D. if only
4. –Any danger for the patient _______ on by Dr. Smith?
