--You speak English so well. ______ have you learned English?
--For 5 years.
A.How many B.How long C.How often D.How far
—So many people! Could I stand here?
— .Don’t you see the sign “Line up, please”?
A.My pleasure B.No problem C.Of course D.Sorry, you can’t
Holly has fed the dog, but she hasn’t watered the flowers .
A.still；already B.already；yet C.yet；still D.yet；already
Everyone in Shanghai is so friendly, and that is ________ I love the city.
A.what B.when C.why D.how
—Hello, may I speak to Mr. Li?
—Oh, sorry! He__________to Hong Kong. He will come back in three days.
A.has been B.has gone
C.went D.goes
—I can't stop smoking, doctor.
—For your health, I'm afraid you ________.
A.must B.can C.may D.need
