24.Excuse me, Madame. You still haven’t answered my question yet. Was it at 8 o’clock you heard Mr. Croft_______at the door?
As we are in no hurry, let’s discuss the matter ____ tea and cake.
It is easy to be grateful for the good things, ______ a life of rich fulfillment comes to those who are also thankful for the setbacks.
The best selling MBA book ____ economics.
A:--Did your classmate pass the exam? B: --She failed and is in low spirits. A:--I'm sorry for her. B:--____.
The poor boy couldn't work the problem out. He wasn't ____ clever.