—We're doing a lot to protect our environment, but it is not good enough. —So we should try______ to look after it.
#61510
A
hard
B
harder
C
hardest
D
hardly
推荐题目
If you want to be healthier，you have to eat________ and take________ exercise．
#61276
A
fewer，more
B
few，fewer
C
less，more
D
less，fewer
China is developing _________ of all the countries in the world.
#61357
A
fast
B
faster
C
fastest
D
the most fast
—Which city has __________ population, Shanghai, Hangzhou or Ningbo? ----Shanghai, of course.
#61311
A
the smallest
B
the least
C
the most
D
the largest