You can’t imagine that a well-behaved man _______be so rude to a lady.

I’d like to book a single room in your hotel.—OK. They’re US$100 each, but a room with a sea view will cost _____ $10.

In _____ 1870’s Marx found it important to study_____ situation in Russia.

Recently stock prices have been falling________because of the influence of the global financial crisis.

Mother likes _______ . Look! She _______ now.