The Chinese Educational Department suggests teachers should receive ________ education to catch up with the ________ development.[ ]

Steven， could you help me ______ when the plane will take off on the Internet—I’m sorry， my computer doesn’t work.

The teacher found him ______ and gave him some different homework to do every day.

______ that program the day beforeyesterday, my computer wouldn’t have broken down

It’s polite to ______everything on your plate.