---- I've spent the whole afternoon reading books.-- -I think you'd better go out and get some _______ air.A bad B. thick C. fresh
He missed the train this morning ________ he got up late.
It’s not always necessary to look up the words ________ the dictionary while reading.Sometimes we need to guess.
It’s important ________ English well.A.to learn B.learning C.learn
If you have e-mail,send them ________ this address.A.to B.for C.from
Give ________information about the photo.A.a B.an C.some