-I’m too nervous to give a talk in front of so many people. _______, Lucy. You can do it.
Mrs Brown looks young., he is over 70 years old.
—When did the planeBeijing? —Sorry, I don't know.
Which is, the sun, the moon or the earth(地球)?
—Where is Peter? —I’m not sure,he’s at home.
My daughter feelsto live in Qingdao because it’s a beautiful city.