1.----Why is the classroom so dirty?----Sorry,sir.It_____yesterday.We forgot to do it.A.don't clean B.didn't clean C.weren't cleaned D.wasn't clean2.We_____to go into the school unless we are in school uniforms.A.allow B.are allowed C.are not allowed

1.----Why is the classroom so dirty?----Sorry,sir.It_____yesterday.We forgot to do it.A.don't clean B.didn't clean C.weren't cleaned D.wasn't clean2.We_____to go into the school unless we are in school uniforms.A.allow B.are allowed C.are not allowed
1.----Why is the classroom so dirty?
----Sorry,sir.It_____yesterday.We forgot to do it.
A.don't clean B.didn't clean C.weren't cleaned D.wasn't clean
2.We_____to go into the school unless we are in school uniforms.
A.allow B.are allowed C.are not allowed
3.He_____in the classroom just now.He_____be there now.
A.heard to sing,may B.was heard sing,must C.heard sing,must D.was heard to sing,may
4.An English speech_____ to the children tomorrow.
A.is given B.has been given C.will be given
5.Attention ,please!All the mobile phones____during the meeting.
A.must keep off B.have kept off C.are keeping off D.must be kept off
6.English____in many countries,but Chinese_____their own language.
A.is spoken,speaks B.speaks,is spoken C.is spoken,speak D.is spoken is spoken
7.We____to close the windows before we left the lad.
A.tell B.told C.are told D.were told
8.I don't think sixteen-year-olds should_____to go to bars.
A.allow B.be allowing C.be allowed D.not allow
9.Ba Jin,one of the greatest writers in China,_____as"People's Writer".
A.is regarded B.has regarded C.is regarding D.regards

1.----Why is the classroom so dirty?----Sorry,sir.It_____yesterday.We forgot to do it.A.don't clean B.didn't clean C.weren't cleaned D.wasn't clean2.We_____to go into the school unless we are in school uniforms.A.allow B.are allowed C.are not allowed
1.----Why is the classroom so dirty?
----Sorry,sir.It__D___yesterday.We forgot to do it.
A.don't clean B.didn't clean C.weren't cleaned D.wasn't clean
2.We__C___to go into the school unless we are in school uniforms.
A.allow B.are allowed C.are not allowed
3.He__D___in the classroom just now.He_____be there now.
A.heard to sing,may B.was heard sing,must C.heard sing,must D.was heard to sing,may
4.An English speech__C___ to the children tomorrow.
A.is given B.has been given C.will be given
5.Attention ,please!All the mobile phones__D__during the meeting.
A.must keep off B.have kept off C.are keeping off D.must be kept off
6.English__C__in many countries,but Chinese_____their own language.
A.is spoken,speaks B.speaks,is spoken C.is spoken,speak D.is spoken is spoken
7.We__D__to close the windows before we left the lad.
A.tell B.told C.are told D.were told
8.I don't think sixteen-year-olds should__C___to go to bars.
A.allow B.be allowing C.be allowed D.not allow
9.Ba Jin,one of the greatest writers in China,__A___as"People's Writer".
A.is regarded B.has regarded C.is regarding D.regards

1. D 应该是 wasn't cleaned
2. C
3. D
4. C
5. D
6. C
7. D
8. C
9. A