Her parents’ quarreling with each other ____led to her family’s breaking up.
A. strictly B. constantly
C. occasionally D. hardly
It’s helpful to put children in a situation ________ they manage everything by themselves.
A. why B. what
C. where D. that
Chris, please ________ a meeting with Mr. Du for me this evening who came back from Canada yesterday.
A. manage B. organize
C. plan D. arrange
The computer system _________ suddenly while he was searching for some important international news .
A. broke down B. broke out
C. broke up D. broke in
As nobody here knows what is wrong with the machine, we must send for an engineer to _________ the problem.
A. handle B. raise
C. face D. present
He became inspired when he thought about helping ordinary people ________ to cholera.
A. expose B. exposed
C. exposing D. to expose