30. He has tried twice, and he is asked to have ________ third try.

A. one　　　　　　 B. a　　　　　　　 C. another　　　 D. the

29. Henry is fond of watching _______ TV while John is interested in listening to _____radio.

A. /; the　　　　 B. The; /　　　　 C./; /　　　　　　　 D. the; the

28. _______ Einsteins did manage to send _______ Einstein to a technical school.

　A. /; a　　　 B. An; an　　　 C. The; /　　　 D. /; /

27. ________will bring ______ under control.

A. The men; natures　　　　　　 B. Man; the nature

C. The man; the nature　　　　　 D. man; nature

26. ________ President is _______ most powerful person in ______ United States.

A. /; the; the　　　　　 B. The; the; the　　　　　　 C./; the; /　　　　 D.The; the; /

25. We elected him _________ head　 of　 the　 workshop.

A. /　　　　 B. one　　　　　　 C. the 　　 D. a

24. They have begun to study ______ German language.

A. a　　　　　　　 B. an　　　　　　　 C. the　　　　　　 D. /

23. I remember he lives in _______ south, so we shouldn’t be walking _______ west.

A. /; /　　　　　　 B. /; the　　　　　 C. the; /　　　　　　　　 D. the; the

22. Lesson Four is _______ most difficult lesson, but it isn’t _______ most difficult lesson in Book Ⅱ.

A. a; a　　　　　　 B. a; the　　　　 C. the; the　　　　　　 D. the; a

21. _______ United States of　 America lies between ______ Atlantic Ocean and _______ Pacific Ocean.

A. /; the; the　　　　　 B. The; /; /　　　　　　 C./; /; /　　　　　 D.The; the; the