Trình độ TOEFL - Bài 21

Trình độ TOEFL - Bài 21

1. ________, the Mauritius parakeet, and the Japanese crested ibis are among (the most endangered of the world's birds.

2. The boy was ashamed ________ he had broken the window.

3. She said she didn't like ________.

4. Into the Bermuda Triangle ________, never to be seen again.

5. Nobody really knew the ________ solution to the problem.

6. After the funeral, the residents of the apartment building ________.

7. The student like that professor's course because ________.

8. To answer accurately is more important than ________.

9. An advisor to both Franklin Delano Roosevelt and Harry Truman, ________ of Bethune-Cookman College.

10. By observing REM, or rapid eye movements, ________ to know when dreaming occurs during sleep.

11. ________ up to seven months.

12. ________, he would have been able to pass the exam.

13. It is important that the TOEFL Office ________ an applicant's registration.

14. A good team ________ of both recruiting and coaching as well as performing.

15. The first transistor was basically a small chip made of germanium onto one surface of which two pointed wire contacts ________ side by side.

16. Ladybugs are brightly colored beetles that help farmers by ________.

17. To check for acidity, one had better ________ litmus paper.

18. A thermometer is an instrument that ________ temperature.

19. ________ cause extensive damage to Pacific Island nations each year.

20. ________ two waves pass a given point simultaneously, they will have no effect on each other's subsequent motion.

Grammar Easy Grammar Medium Grammar - Difficult
1->25 26->49 50->75 76->99 100->125 126->164
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