If we keep wasting so much energy, _____are that our oil wells will dry up and the environment will be destroyed.
#7198
A
problems
B
difficulties
C
questions
D
chances
推荐题目
Three criminals were caught and asked to aid in the .
#6382
A
interview
B
investigation
C
question
D
request
— Mary told me she would meet me at yesterday’s party. But she didn’t turn up. — It is a pity that she broke her ________ .
#6569
A
promise
B
heart
C
habit
D
rule
I bought a dress for only 10 dollars in a sale ;it was a real _______.
#5602
A
exchange
B
bargain
C
trade
D
business
A few _____ looked at him curiously when he suddenly stopped and burst out crying.
#5806
A
passers-by
B
passer-bys
C
passers-bys
D
passer-by
By all _______, you must try every _______ to help him.
#7316
A
mean, mean
B
means, means
C
means, mean
D
mean, means