The fact has worried many scientists ________the earth is becoming warmer and warmer these years.
#31168
A
what
B
which
C
that
D
whose
推荐题目
Best-selling author and race car driver Han Han offered a 20 million RMB reward to _____ could prove his works were ghostwritten (代笔).
#31940
A
no matter who
B
whoever
C
who
D
whomever
．We are taught that a business letter should be written in a formal style ____ in a personal one．
#34803
A
less than
B
other than
C
better than
D
rather than
—Driving after drinking alcohol should be punished, I think.—Sure, it is several months________ the ban came to effect in the whole country.
#34756
A
before
B
until
C
since
D
after