You got back so late and you didn’t even give me a proper reason _______ you hadn’t called me! I’m very unhappy with you.
_______ that Marie was able to set up new branches elsewhere.
—I didn’t tell him the news. —Oh, you ought _______.
______ of money spent on the bridge.
Scientists have to work hard to keep ________ with modern discoveries and developments..
Doctors are doing research to find out what happens physically when people ______ smoking.