第三节语法和词汇知识（共15小题，每小题1分，满分15分）
从A、B、C、D四个选项中，选出可以填入空白处的最佳选项。
11. The “Chinese Dream” is ____ dream to improve people’s well-being and ____ dream of harmony, peace and development.
A. the; a B. a; a C. a; the D. the; the
12. The notice on the door reads “No one ____, without permission, enter the area.”
A. may B. must C. will D. shall
13. Though China’s economy is speeding fast, China’s average family income is far below ____ of the developed countries.
A. each B. one C. that D. those
14. ---- May I go to play football with Dick now, Dad?
---- No, you can’t go out ____ your work is being done.
