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.The Smiths don’t usually like staying at ____ hotels, but last summer they spent a few days at a very nice hotel by _____ sea.
A. / ; the. B. the ; the. C. / ; a. D. the ; a
22.We have various summer camps for your holidays, you can choose ____ based on your own interests.
A. either B. one C. each D. it
23. ---Why did you major in Literature?
---I listened to my mother. She wants me to major in Business.
A．will have B．must have C．should have D．can have
24. 一 Why do you choose to work in an international travel agency?
一 Well, you know, English is my __ . So it is my best choice.
A. strength B. talent C. ability D.' skill
25. ---Have you been teaching here since graduation?
