whem he spits,he uses a piece of paper instead of ___on the floor.
A.spit   B.spits    C.spitting    D.spitted
2.If he is late,he___an apology to the teachers either ai the time ____after class
第一空：A.makes     B.will make    C.made     D.is making
第二空：A.or     B.nor     C.and   D.but