--- How _____ hours do you sleep a day?
--- Well, about eight hours. But how _____ sleep do we students really need?
A.many; many | B.much; much | C.much; many | D.many; much |
--- How _____ hours do you sleep a day?
--- Well, about eight hours. But how _____ sleep do we students really need?
A.many; many | B.much; much | C.much; many | D.many; much |