We had better move forward, for it will not do us any good to ________the past.
A. shrug off
B. dwell on
C. live on
D. single out
查看答案
They took emergency steps to protect themselves from the _______disease.
A. conveyed
B. dreaded
C. dispersed
D. exploded
The spending cuts made it possible to fill the posts left _______by retired teachers.
A. depressed
B. jealous
C. vacant
D. dissatisfied
Can you list a few problems likely to ________the human race in the next few decades
A. fracture
B. confront
C. occupy
D. frustrate
More than $ 10 million in research costs has been lost a(an) _______nuclear safety problem.
A. abandoned
B. deduced
C. melted
D. resolved