1 . You wouldn’t believe ________success that we have had. In fact, a couple of weeks ago, our office air-conditioning went out. (用适当的词填空)

2 . Our National Day is on ________ first day in ________ October.

A．a; the

B．the; a

C．the; /

D．a; /

3 . In contrast to the court life and upper-class culture represented by the Forbidden City, the Summer Palace, and the Temple of Heaven, the hutongs reflect ________culture of grassroots Beijingers. （用适当的词填空）

4 . Do you know _________ Amazon River in South America is _________ second longest river in the world?

A．the; the

B．the; a

C．/; a

D．/; the

5 . I’m afraid of ______________ (fall down) during the night.
我担心帐篷在夜里倒塌。

6 . 明天他要去看望在车祸中受伤的学生们。
He will go to see the students ______tomorrow.

7 . I got a dog yesterday as a birthday gift. ________ dog is very cute and I like it.

A．An

B．The

C．A

D．/

8 . Two Chinese astronauts headed outside the nation’s Tiangong space station on February 9, 2023 for   ________ seven-hour-long spacewalk, ________ first of the ongoing Shenzhou 15 mission.

A．a; the

B．the; the

C．a; a

D．the; a

9 . These days a stable job plays ________ useful part in a single woman’s life.

A．a

B．an

C．/

D．the

10 . Repairing our possessions and changing our spending habits may be the best way to reduce ________ amount of rubbish and take care of our environment.(用适当的词填空)