-- Our school bus will leave at 8 o'clock tomorrow. Don't be late.-- OK. I will be there ten minutes________.
--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.
--What’s the result of killing the sharks?--If the number of the sharks ______, the other ocean lives will be in danger as well.
If you want to understand a culture better, it is worth spending the time ______ about their costums.