"Double click" means you click twice on the button of the _______ to start the program.
— Sorry, Tom. I took your book_______ mine by mistake. — It doesn’t matter. Yours looks _______mine.
— Today the forests are getting fewer and fewer, — We must ____ down too many trees
—_________students took part in planting trees on March .12 this year. — Yes. It is said that ________ the students is 300.
— I don’t know whether he will come this morning. If he ____, I ____you — Thank you very much.
—Alice, have you read the comic book ? —Yes, it’s worth reading. I am _______ at the ______stories in it.