The computer system ____suddenly while he was searching for information on the Internet.
A. broke down B. broke out C. broke up D. broke in
Linda was in____ dilemma when she was required either to complete the dangerous travel before____ deadline or to stay where she was forever.
A. the; a B. a; 不填 C. the; the D. a; the
Every evening after dinner, if not ______from work, I will spend some time _____ my dog.
A. tired; walking B. tiring; to walk
C. being tired; walked D. to be tired; walk
Never before _____in greater need of modern public transport than it is today.
A. is the city B. was the city
C. has the city been D. had the city been
It’s helpful to put children in a situation ____they can see themselves differently.
A. what B. which C. where D. As
is no need .
A. It; complaining B. That; complaining
C. There; to complain D. This; to complain
