She not only sings , she plays the piano         .

________ dog is ________ useful animal and ________ honest friend as well.

I’m afraid that there is no ______ for you in my car, because there are already five people.

----_______ are stamps used _______?  ----Sending letters.

— There are so many problems. I’m so afraid. — You should try to ______your shyness first. You’re not a child any more.