—The weather report says it is going to be a fine day.
—But I will take an umbrella with me ______ rain.

Children are taught to respect everyone, ______ race, sex or age. 

The success of a government should be measured        the health and happiness of the people as well as the development of economy.

It’s enjoyable to walk ______ a sunny morning.
A. at     B in     C. on    D. under

I’m not ill. __________, I ’m very healthy.                       

I believe that Mary hurt her boyfriend’s feelings on purpose rather than __________ as she said.

Did you benefit _________ the new way of doing business?

If they do not give us a treat, we can play a trick ________ them.

People hold Dragon-boat races __________ Qu Yuan on the 5th of the fifth lunar month.

I should like to buy a house, modern, comfortable, and ______ , in a quiet place.