大学英语单项选择题每日一练(2019.10.30)

单项选择题
An explosion is a sudden increase in amount（）
A.rapid burning causes it
B.to be cause dby rapid burning
C.causing it'burningtoberapid
D.caused by rapid burning
单项选择题
There were many people present and he appeared only for a few seconds, so I only caught a （）of him.
A.glance
B.glimpse
C.look
D.sight
单项选择题
It was three British sportsmen who（）banned drugs.
A.were catching taking
B.caught to take
C.caught in taking
D.were caught taking
单项选择题
Technology is to the development of the modern society a matter of（）importance.
A.depressing
B.compelling
C.suppressing
D.supreme
单项选择题
（）to the papers is restricted to Defense Department personnel only.
A.Application
B.Exception
C.Access
D.Glance