The new mobile phone can tell me ____________ if I get lost.
一Do you have _______pens in the pencil case?一No,I don’t have _______ .
.It’s best to plant trees(植树)in _____.
.一 ________ woman is Tom’s mother?一The one in the red coat.
Now I’m ________ my turn.
"What does your father do?" " _______."