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
He is very ___________ his ugly appearance.
#70985
A
curious about
B
care about
C
sensitive to
D
sensitive for
Ten Chinese people who have made great contributions to the country ______with the 2011 Touching China Award at a ceremony on Friday, February 3, 2012.
#70735
A
are present
B
were presented
C
presented
D
presents
Though we _________serious natural disasters, we are sure to overcome all difficulties.
#84068
A
give away
B
affect with
C
suffer from
D
deal with
There are many inconveniences (不方便) that have to be ____ when you are camping.
#83962
A
put up with
B
put up
C
put off
D
put away