In our country each boy and each girl ________ the right to receive education.
---May I look at the menu for a little while? ---Of course, ______ sir.
Considering his health, I advise him to ______ an hour or two each day to work out.
Riding bikes has advantages __________ driving cars ________ many aspects.
How can we get this language point _____ to the students.
We' ve published large quantities of books. This year___ we've published three million.