Ilovejunkfoodverymuch,butItrytoeat___onlyonceaweek.

It’s very________ that, in many schools, the students are going to spend less time in doing homework than they used to .

I think _______ is meaningful to help other people.

China supplies more than 90 percent of the world’s rare earth metals, but its reserves only ________ about one-third of the world’s total.

Excuse me, you are ______ of my passing through. — I’m sorry, here you go. [ ]