上课铃响了,教师走进教室,班长应该说:( )A.Please come in.B. Good morning.C. Stand up.
——she your friend? ——Yes,she is. A.AmB.IsC.Are
is the girl? A.Who B.WhatC.Whose
Therefour people in my family. A.am B.isC.are
Nice to meet. A.youB.your C.yours
Thismy father. A.isB.areC.a