单项选择题
（）, I picked up the phone and rang my sister in AustraliA．
A． Off impulse
B． On guard
C． Off guard
D． On impulse
点击查看答案&解析
相关考题
-
单项选择题
We hope that the measures to control prices, （）taken by the government, will succeed.
A. when
B. since
C. after
D. as -
单项选择题
The maturity of IT industry and the integration of IT into the mainstream of economic activity and （） constraints have forced the authority to rethink its role.
A. budgetary
B. documentary
C. commentary
D. portray -
单项选择题
Heart （） is much more common these days than it was even ten years ago.
A. surgery
B. surgeon
C. work
D. circulation
