here are many different types of food, some animals spend their lives eating only one type.

Don’t forget _______ the lights when you leave.

usly he had set up a situation _____ he didn’t have to blame, or even recognize, his own shyness.

A number of singers _______ arriving at Baiyun Airport.—_______ exciting news it is!

Can I walk across the road now, Mrs. Chen—No, you ______. You have to wait until the light turns green.