—Which one do you want to buy, an iPod touch 4, an iPad 3 or an iPhone 5?—______. They are too expensive.
Here ______ two photos of my family.
Here is a photo ______ your family.
These _______ his brothers and that__________ his sister.
Please help Jack ________ his bike. It's missing (不见了).
----What about ________ a rest?---OK, Let’s go out and have a walk.