Everyone should______before he / she stays at a hotel in the United States.A．check upB．che

Everyone should be ___________ to a decent standar

Before （write) ________ an application letter, you should be aware what kind of people the

We should see the events in their historical ________ before we draw any conclusion.A

Everyone should remember it is very important to______the balance of nature.A．getB．makeC．k

Before ________ money in a new research, people should be aware of the prospective fai

Although my father was very weak he managed to get______words in which he thanked everyone