—What would you do _____ you had millions of money?—I am not sure _____ what you said is just my dream!
--Oh, I am really sorry for missing the goal! I let my whole team down! --______! You didn’t mean that!
.--Many people are wondering __________ in the forest. --It’s reported that a burning cigarette bar caused it.
--Look! There is a lot of litter on the floor. Please ______. --OK, we will.
Recycling means waste can be put to ______ and be brought back to life.
--Why don’t you get used to the life in Beijing? -- ______ the crowded traffic ______ the high living cost. The only reason is the badly polluted air.