B.at intervals
C.at ease
D.at random
7.When travelling, you are advised to take travellers' checks, which provide a secure ______to carrying your money in cash.（分数：2.00）
D.margin
5.Dozens of scientific groups all over the world have been______the goal of a practical and economic way to use sunlight to split water molecules.（分数：2.00）
A.substitute
B.selection
C.preference
D.alternative
8.I never trusted him because I always thought of him as such a______character.（分数：2.00）
A.gracious
B.suspicious
D.being ood
A.though
B.unless
C.lest
D.provided
13.Criticism and self-criticism is necessary______it helps us to find and correct our mistakes.（分数：2.00）
A.by that
B.at that
unching
B.longing
C.leading
nding
2.The medicine______his pain but did not cure his illness.（分数：2.00）
A.activated
B.alleviated
C.deteriorated
D.mediated
C.being considered
D.having considered
15.______telling her again since she won't listen to it?（分数：2.00）
A.What's the point of
B.How's the point of
C.Where is the point in
考博英语-试卷266
(总分：122.00，做题时间：90分钟)
一、Structure and Vocabu(总题数：20，分数：40.00)
1.Early last year the company researched the possibility of______ a new late-night show.（分数：2.00）
D.Is there the point for
16.To save money for my education, mother often took on more work than______ for her.（分数：2.00）
A.it was good
B.what was good
C.was good
C.unique
D.particular
9.Changing from solid to liquid, water takes in heat from all substances near it, and this______produces artificial cold surrounding it.（分数：2.00）
4.If the profits in one year are not sufficient to pay the dividend, the______will be paid from the profits of later year.（分数：2.00）
A.arrear
B.debt
C.difference
A.pursuing
B.chasing
C.reaching
D.winning
6.The discussion was so prolonged and exhausting that______the speakers stopped for refreshments.（分数：2.00）
A.at large
C.on that
D.in that
14.He wasn't appointed chairman of the committee, ______ not very popular with all its members.（分数：2.00）
A.to be considered
B.considering
C.In spite of
D.Because of
11.A tyre______when you pump air into it; it shrinks when the air is gone.（分数：2.00）
A.contacts
B.expands
C.breaks
D.shrinks
12.We simply can't compete with other companies______ we improve our engine design and reduce the cost of production.（分数：2.00）
A.absorption
B.transition
C.consumption
D.interaction
10.______the storm, the ship would have reached its destination on time.（分数：2.00）
A.But for
B.In case of
3.The purpose of a______is to cut down imports in order to protect domestic industry and workers from foreign competition.（分数：2.00）
A.tax
B.toll
C.fee
D.tariff