The study of the mysterious “black holes in space”is a new( )of research in astrophysics。
A.doctrine
B.area
C.factor
D.proficiency
试卷相关题目
- 1Mrs.Brown’s children have very good manners because they have been well( )。
A.broughtin
B.broughtout
C.broughtup
D.broughttogether
开始考试点击查看答案 - 2Differences in gender are all( )in the use of this language。
A.expressed
B.reflected
C.conveyed
D.indicated
开始考试点击查看答案 - 3Researchers are not always careful to distinguish correlation between cause and( )。
A.affect
B.effect
C.aspect
D.respect
开始考试点击查看答案 - 4Energy-oil, gas, electricity-is going to be in shut supply for a long time, and whatever energy( )it will cost a let more。
A.access
B.available
C.useful
D.popular
开始考试点击查看答案 - 5Arm prefers( )taking an examination。
A.writingateampaperthan
B.writingateampaperto
C.towriteateampaperand
D.towriteatompaperthan
开始考试点击查看答案 - 6There is very little rain in this region the country( )we often have crop failures。
A.accordingly
B.simultaneously
C.relatively
D.necessarily
开始考试点击查看答案 - 7It is important that people from different cultures come to understand each other and develop ( )trust。
A.identical
B.mutual
C.relevant
D.relative
开始考试点击查看答案 - 8Since it is already midnight, we( )。
A.had betterleaving
B.ought to have leave
C.would rather to leave
D.might as wellleave
开始考试点击查看答案 - 9If you want to buy an expensive camera, we have several models( )。
A.tobechosen
B.tochoosefrom
C.tochoose
D.forchoosing
开始考试点击查看答案 - 10Staying in this luxurious hotel costs( )renting a room in this district fora week。
A.twiceasmuchas
B.asmanyastwice
C.twice as many as
D.as much twice as
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