He caught a bad cold. He ____on more clothes that day. A. should have put B should have putted C. had put D. was put
I had hardly got to the office ______ my wife phoned me to go back home at once.
—Look at those clouds! —Don’t worry. ______ it rains, we’ll still have a great time.
All the photographs in this book, _______ stated otherwise, date from the 1950s.
Hot _______the night air was, we slept deeply because we were so tired after the long journey.
If you happen to get lost in the wild, you’d better stay ______ you are and wait for help.