第二部分：英语知识运用（共两节，满分35分）
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. Canada, ________ second to Russia in size, is ________ home to all kinds of animals and plants, making it famous for its natural scenery.
A. /; a B. the; the C. the; / D. /; /
22. Jenny nearly missed the flight ________ doing too much shopping.
A. in consequence of B. in favor of C. in place of D. in need of
