With the help of high technology, more and more new substances ______ in the past 10 years.
#71929
A
discovered
B
have discovered
C
had been discovered
D
have been discovered
推荐题目
I ______ him to give up smoking, and succeeded.
#68902
A
persuaded
B
tried to advise
C
tried to persuade
D
suggested
As we all know , bad eating habits and a of exercise may lead to health problems .
#71681
A
lack
B
limit
C
need
D
demand
When trees are cut down, there is nothing to hold the soil on the hillside.
#68118
A
take place
B
out of place
C
in place
D
in place of
Ronaldo was ______ to win the 100－meter hurdle race, but he fell to the ground and missed the chance.
#64805
A
possible
B
probable
C
likely
D
maybe
My meaning didn’t ___so I explained it a second time.
#64376
A
get around
B
get over
C
get through
D
get across