there was no hard evidence, most people thought he had broken the window of the classroom.
No matter how hard the government has tried to search for it, the missing Malaysian flight MH370 is still nowhere _________.
Animals are different from plants ________ they can move when they are attacked by others.
The approach _________ the problem is contrary ________ our expectations.
She is always thinking more of herself, seldom, ________, offering to help others.
---How often do you drop your e-pal a line? ---_______, but usually once a week.