Mooncakes, _____ the moon, are round. [ ]

Fish can’t live water.[ ]

Whose is that book? —-It _________ belong to Lucy. Her name is on it.

Have you returned the book to the library ____? —Yes, I have ____ returned it.

Which one do you want to buy, an iPod touch 4, an iPad 3 or an iPhone 5?—______. They are too expensive.