选择填空：1.It's ＿,They are on duty .They need to clean the libra

选择填空：1.It's ＿,They are on duty .They need to clean the library.A,begin B.Thursday
选择填空：1.It's ＿,They are on duty .They need to clean the library.A,begin B.Thursday C.on Thursday
2.It's late.Please be＿.A.quick B.quietly C.fast
3.—＿ready for supper?—Not yet.I'm
doing my homework.A.Do you B.You are C.Are you
4.Do you Want to＿ Tv.Nancy?A.see B.look C.watch