The boy was in _________danger of losing his life, but __________most famous doctor saved his life. A. the ; a B./; the C. the; the D/;a
—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.
If you are feeling so tired , perhaps a little sleep would ______.