1. Simon is tall, but his brother is [   ] taller than him.


2. Jack [   ] to help clean the classroom after school. Everybody is surprised because he is usually very lazy.


3. He hurt his leg while climbing the mountain; [   ], he would have participated in the charity event to raise money for the poor.


4. We should work together [   ].


5. After many years of moving, Daniel finally found a [   ] home in the Dublin suburbs.


6. Hotel guests who [   ] checking out after 1:00 P.M. should contact the front desk.


7. [   ] help us fly kites in spring and cool us in summer.


8. Janet put forward the proposal that the program __ until Mr. Brian Reynolds came back from abroad. 


9. We have to admit that everyone of us is more or less [   ] to some sort of superstition.


10. We don’t need to [   ] what the future will hold; just focus on the present task.


11. You can’t master English overnight! Remember that speaking it well [   ] a lot of practice.


12. ____ production lines is the prioritized agenda in manufacturing industries. 


13. A few political extremists [   ] the crowd to attack the police.


14. A single bacteria, __ the right conditions, divides rapidly into colonies of billions in one day. 


15. I [   ] out a document when my boss walked into the office.


16. According to our justice system, the suspect will be considered [   ] until proven guilty.


17. Gorillas are [   ] the best communicators of all animals.


18. At Patty’s wedding, her mother made a few polite [   ] about her husband’s family.


19. The president’s reckless actions have [   ] his country into a disaster.


20. They made every possible [   ] to overcome the difficulty which they faced.


21. Please turn off the light. We should save [   ]; otherwise, the bill might go up again.


22. My son is [   ] of the dark, so he never walks out of the house after sunset.


23. Since the typhoon, the basement has been filled with water. We have to [   ] it as soon as possible. Otherwise, waterborne diseases might spread.


24. Natural disasters, such as typhoons and [   ], kill lots of people each year.


25. I [   ] the floor when the earthquake occurred late last night.


26. I haven’t decided when I’m [   ] New York. I’ll let you know once I get the flight ticket.


27. She could not concentrate when phone calls or visitors kept interrupting her thoughts, so she took a [   ] walk along the river, thinking over her career plan.


28. Michelle often reviews research papers for one of the top journals in [   ] genetics.


29. Mary is never absent and always studies hard, so she [   ] as one of the excellent students in her class.


30. When the orange trees [   ], there is a sweet fragrance in the air.


31. A: Can you visit us in New York over Christmas? B: I really want to, but I don’t think I can. A: [   ]. What’s the problem?


32. The driver was driving her car and reading a text message, and that was exactly [   ] she bumped into the motorcyclist.


33. Not only the assistant managers but also the secretary [   ] that the company is failing.


34. There is a risk that the longer people put off their work, [   ] it will eventually get done.


35. [   ] everyone else was studying hard for the midterm, Jimmy was reading comic strips to kill the time.


36. Tammy receives no payment because she is a [   ] worker in the hospital. She works there just because she enjoys helping people.


37. If you [   ] that HBO movie last night, you wouldn’t be so drowsy now.


38. It was really a [   ] for the little boy to survive the air crash.


39. We are so glad that Miss Snow is teaching [   ] English.


40. The freeway is now __ to motorists after it was blocked off by a huge landslide yesterday. 


41. The minimum [   ] is the lowest amount of money an employer is allowed to pay an employee.


42. Many people in the U.S. are staying away from restaurants, skipping vacations and [   ] on buying new cars.


43. I am [   ] the exam will be held next Tuesday. I just called to check the date.


44. Many ads use our __—like fear or love—to persuade us that we need the product. 


45. I’d like to take [   ] of this opportunity to thank you all for your co-operation.


46. A brake is a device designed to [   ] or stop the motion of a mechanical body.


47. We can always work toward improving our self-control, and, [   ], we can help others do the same.


48. A friend of [   ] is coming to stay with me next week.


49. 《Nicole》: Do you have any plans for tomorrow, Alison? 《Alison》: [   ]《Nicole》: Let’s go shopping!


50. Having published many important papers, he enjoys a high [   ] as a scholar.