Your parents _______you many things in their lifetime, but you may not realize that until they are gone.
Could you tell me the nearest hospital is? what B.how C.whether D.where
Could you please tell me ________? I want to send two letters to my friends.
The ________ you are, the fewer mistakes you will make.
Why don’t you ________ an English club to practice ________ English?
Learning about culture is ________ as learning grammar and words.