1.Half of the class ___most of the work.The rest ___really d

1.Half of the class ___most of the work.The rest ___really difficult.
A.have done,are B,has done,are C.has done,is D.have done,is
2.On the east of the river ____two buildings.
A.lies B stands C.stand D.are standing
3.The hotel is not noisy __very quiet.
A.and B.so C.because D.but
4.She works in the same building_____my sister.
A.and B.as C.than D.after
5.All the students in my class did their home work except ____.
A.Jane and I B.Jane and mine C.I and Jane D.Jane and me
6.____of the group wants to know more about Chinese history.
A.Everyone B.Every one C.Every D.all