Great changes ______ in the past few years, anda lot of factories ________.

I don’t have time for a drink now, but I’ll ________ you later.

Nothing is so easy as ________ parents to raise their expectations of their children too high.[ ]

We thought he would have got high marks in the mid-term exam for English.—-What a pity! He ________ too nervous when sitting the English exam that day.

Gun control is a subject ________Americans have argued for a long time