---Did you write an e-mail ____ your online friend yesterday?---Yes. But I didn’t hear ____ him.
There is ____________ on the Internet.
There are four birds ______ the tree. And there’re many oranges ____ it, too.
---What are they ? ---They are .
What do you get your birthday?
---Whose watch is this? Is it __________?---No, it’s not __________watch. It’s __________.