Chinese vessels ________ 646,000 square kilometers in the southern Indian Ocean in search of the missing Malaysian flight MH370.

With so many people __________ in English every day, it will become more and more important to have a good ___________ of English.

Many companies are eager to sign a contract with Amanda , who has the potential to a super star .

______ do you usually go to bed —At six.

There are some apples ________ the tree.There are some birds ________ the tree, too.