It came as a great _______ to the parents that their son finally came back safe and sound.  

A. favor                       B. sense                                C. relaxation                        D. relief

--- I’ve heard Jenny has just bought a BMW X5.

   --- I ______ she has so much money.

A. don’t know             B. didn’t know            C. haven’t known                D. hadn’t known

When it comes to my hobbies, I like rock climbing______ .

A. best      B. very well      C. better            D. the better

--- Jack will come to see you next Friday. Do you prefer the morning or the afternoon?

--- ________, the evening would be better. You know, everyone will be free then.

A. None                       B. Either                                C. Both                                  D. Neither

When he picked up a large sum of money by accident, he battled with his _____ whether he should keep it or return it to the owner.

A. consciousness     B. conscience           C. commitment         D. convenience

It’s better for you to take some time to prepare your annual (年度的) performance _____ carefully, which will decide whether you will get a promotion next year.

A. revision                B. remark                  C. review                  D. request

The 2013 Nobel Prize in Physiology or Medicine was _____ jointly (共同地) to James E. Rothman, Randy W. Schekman and Thomas C. Südhof for their discoveries of a major transport system in our cells.

A. awarded               B. rewarded             C. distributed            D. contributed

Usually a meteorological observatory (?????) _____ air quality in urban areas from one to five: excellent, fairly good, slightly polluted, poor, and dangerous.

A. identifies       B. purifies       C. classifies       D. clarifies

On our journey to Australia last summer, our luggage was _____ at the customs. We were not allowed to carry food such as meat and vegetables.

A. looked through    B. gone through       C. seen through      D. got through

 “Perhaps we need to send for Dr. Smith to see what we can do about it,” Father suggested ________ to his neighbor who had come to discuss the problem.

A. tentatively                       B. thoughtlessly                   C. definitely                         D. rudely