单选题9. The alarm clock didn't ring this morning; you ______ it last night.

单选题10. It was the training that he had as a young man ______ made him such a good engineer.

单选题57. Alexander tried to get his work ______ in the medical circles.

单选题2. The dish ______ terrible! I don't like it at all.

单选题 If you have never planted anything

单选题23. The striking contrast of another culture provides a mirror ______ one's own culture is reflected.

单选题9. I would always ______ buying a good quality car rather than a cheap one.

单选题19. ______ bad news it is! We must try our best to help them out of the difficulty.

单选题54. I don't know the reason ______ he didn't come to the meeting yesterday morning.

单选题42. ______ of March is my sister's birthday.

单选题27. I think it was high time they ______ to take you more seriously.

单选题 Three days later

单选题39. Companies usually ______ a number of experiments before a new product is launched.

单选题4. Tracy is speaking ______ softly that I could not hear her.

单选题13. Although buses are ______ to depart at a certain hour, they are often late.

单选题. A person may have an idea about himself that will prevent him from doing good work. He may have the belief that he is not capable (有能力的) of it. A child may think he is 1 because he doesn't understand how to make the 2 of his mental faculties (才能). Older people may be mistaken that they are incapable of learning things new because of their 3 . A person 4 believes that he is incapable will not make a real effort because he feels that it would be useless. He won't go at a job with confidence necessary for 5 , and he won't work his hardest way, even though he may think he is doing so. He is 6 likely to fail, and the failure will 7 his belief in his incompetence. Alfred Alder, a famous doctor, had 8 like this. When he was a small boy, he had a poor 9 in maths. His teacher told his parents he had no ability in maths in order that they would not 10 too much of him. In this way, they two 11 the idea. He accepted 12 mistaken thinking of his ability, felt that it was useless to 13 and was very poor at maths, 14 as they expected. One day he worked at a problem 15 none of the other students had been able to solve. Alder 16 in solving the problem. This gave him confidence(信心). From then he 17 with interest, determination and purpose, and he soon became especially good at 18 . He not only proved that he could learn maths well, but luckily he learned 19 in his life from his own experience that if a person goes at a job with determination and purpose, he may 20 himself as well as others by his ability.1.

单选题4.

单选题21. She seemed to be aware of the delicacy of the situation and she was taking great care not to say anything to ______ her companion.

单选题27. Notice a person's reaction ______ stress in these situations, and you will soon find a solution ______ this problem.

单选题 A person with a flat