Which is the _______ way to Qingdao, by plane, bus or train?

What do you want to be when you grow up-I want to be_______ social worker. Many people are ingreat need of our help.

Lucy is careless. But Tom doesn’t do his homework _______ Lucy.

We all breathed a sigh of relief when the news came _________ no one was injured in the accident.

Did you visit the temple? —No. We _____it, but we spent too much time shopping.