—Trees are our friends. We should ______ them. —I agree with you. A. protect B. forget C. leave
I’m a little ____ than you, but I’m as ____ as you.
— Kate, do you know ____ it is from here to the post office? — About twenty minutes’ walk.
My sister showed ____ last night.
Mr. Li is one of ____ in our school.
Don’t swim here, or you may be ____ .