第一节 单项填空（共15小题; 每小题1分，满分15分）
请认真阅读下面各题，从题中所给的A、B、C、D四个选项中，选出最佳选项，并在答题卡上将该项涂黑。
21. — What’s the English he speaks like?
— Very good, I think. His sentences are usually well ______.
A. joined B. thought C. borrowed D. organized
22. The most _____ finding in archaeology in China in 2009 might be the tomb of Caocao.
A. impressive B. positive C. aggressive D. active
