新东方在线考博频道给大家整理的2021年考博英语词汇语法模拟题39,希望能够对大家的考博考试备考有所帮助，更多有关考博的备考内容，欢迎随时关注新东方在线考博频道。
1.Millions of tons of water are________ by a complex system of dykes.
A) held up
B) held on
C) held out
D) held back
2.When travelling, you are advised to take travellers’ checks, which provide a secure________ to carrying your money in cash.
A) substitute
B) replacement
C) preference
D) alternative
3.Don’t poke your nose into what doesn’t________ you.
A) connect
B) relate
C) concern
D) interest
4.The discussion was so prolonged and exhausting that________ the speakers stopped for refreshments.
A) at large
B) at intervals
C) at random
D) at length
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.
A) pursuing
B) chasing
C) attaining
D) reaching
6.He does not________ as a teacher of English as his pronunciation is terrible.
A) equal
B) qualify
C) match
D) fit
7.China started its nuclear power industry only in recent years and should________ no time in catching up.
A) delay
B) lessen
C) lose
D) slip
8.I was speaking to Ann on the phone when suddenly we were________ .
A) cut off
B) cut down
C) cut back
D) cut out
9.The State's Department of Commerce in the U.S. is________ to our Bureau of Economic Development.
A) alike
B) equivalent
C) same
D) approximate
10.It's usually the case that people seldom behave in a________ way when in a furious state.
A) responsible
B) reliable
C) rational
D) conscious
[答案]
1-5：DDCBA
6-10：BCABC
以上就是新东方在线考博频道给大家整理的2021年考博英语词汇语法模拟题39希望对大家有所帮助，更多备考内容，欢迎随时关注新东方在线考博频道。