The book is ____. Most of the teachers are ____ in it.

Since Australia is a multicultural and unique society, it is probably hard for Chinese students to _______ it.[ ]

What were you up to when she dropped in?—I _________ for a while and __________ some reading

It is in Nantong _____ you’re going to paya visit to ______ this kind of radio is made

I ______ to help you to do homework but Icouldn’t spare any time. I ______ a composition last night and I’ll finish ittomorrow.