One of the difficulties we have English is how to remember new words and expressions.

My parents and I have many different ideas _____ different ways. [ ]

I hear you’ll have _________ one-week holiday _________ next month. Is that right?

There is no ______in pushing children unless they are talented and they enjoy it.

The principal is not here, and you’d better call him ______ 3 p.m. ______ 5 p.m. tomorrow. [ ]