16．He accidentally ____ he had quarreled with his wife and that he hadn’t been home for a couple of weeks.

　　 A． let out　　 　　　　 B． took care　 　　　 C． made sure　　 D． made out

15．Jenny hopes that Mr. Smith will suggest a good way to have her written English ____ in a short period.

　　 A． improved　 　　　 B． improving　 　　 C． to improve 　　　 D． improve

14．Nobody wants to sell his goods ____ a sacrifice.

　　　 A．at　　　　　　 　 B． in　　　　 　　　 C． by　　　 　　　　 D． of

13．---Will you be sent abroad for further studies?

　 --- I have ____!

　　 A． such no luck　 　 B． no such luck　 　 C． no such a luck 　 D． not such a luck

12．____ he come ten minutes earlier, he ____ catch the bus.

　　　 A．If; may　　　 　　 B． May; might　　 C． Should; would 　 D． Would; should

11．---If the traffic hadn’t been so heavy, I could have been back by 6 o’clock.

　 --- ____ Tina was here to see you.

　　　 A．Forget it.　　　　　　　 　　　　　　　　　　 B． What a pity!　

　　　 C． Is that so?　　　　　 　　　　　　　　　　　 D． I’ll do what I can to help you.

9．Science and technology have ____ in important ways to the improvement of agricultural production.

　　 A． connected　　 　 B． assisted　　 　　 C． contributed　 　 D． witnessed

　 --- Very much. But I am tired ____ standing all day.

　　 A． of　　　　　　　 B． with　　 　　　 C． by　　　 　　　　　 D． about

8．The book was written in 1946, ____ the education system has witnessed great changes.

　　　 A．when　　　　 　　 B． during which　 　 C． since when　 　 D． since then

7．The children went home from the grammar school, their lessons ____ for the day.

　　 A． finishing　　 　　 B． finished　　 　　 C． had finished　 　　 D． were finished

6．Look at the trouble I am in! If only I ____ your advice.

　　 A． followed　　 　 B． would follow 　　 C． had followed 　　 D． should follow