第一部分：基础知识考查（每小题1分，共30小题, 满分 30 分）
1. It suddenly ________ me that there was no one at home.
2. A new crisis has ________.
3. Most crimes are ________ by young men.
4. Several people were arrested but nobody was ________.
5. The equipment can be ________ from your local supplier.
