文档介绍：北大2013年考博士英语真题及答案
Part Two: Structure and Written Expression20
Directions: In each question decide which of four choices given will most plete the sentence if inserted at the place marked. Mark your choices on the ANSWERSHEET.
nuclear family __________ a self-contained, self-satisfying posed of father, mother and children.
A. refers to B. defines C. describes D. devotes to
polls show that roughly two-thirds of the general public believe that elderly Americans are________ by social isolation and loneliness.
A. reproached B. favored C. plagued D. reprehended
addition to bettering group and individual performance, cooperation ________ the quality of interpersonal relationship.
A. ascends B. compels C. enhances D. prefers
the past 50 years, there ________ a great increase in the amount of research _____on the human brain.
A. was…did B. has been…to be done C. was…doing D. has been…done
25.“I must have eaten something wrong. I feel like _____ .”“We told you not to eat at a restaurant. You’d better _______ at home when you are not in the shape.”
A. to throw up…to eat B. throwing up…eating
C. to throw up…eat D. throwing up…eat
26. Parent shave to show due concerns to their children’s creativity and emotional output; otherwise what they think beneficial to the kids might probably _______ their enthusiasm and aspirations.
A. hold back B. hold to