Not all the students would rather _______ computer games than _______.
The white shirt is as ________ as the yellow one.
______ the best efforts of the desperate mother, the powerless baby elephant seemed to have no hope of escaping, until a team of conservation workers rushed to help.
The old man wants to see the great changes in our country, and I am sure he will ________
Plastic bags are provided for our convenience but they have also ___ the pollution of the environment.[ ]