哪位英语好的帮我做下这几到题~~~~小弟我在这先谢谢了

* 6. Identify the errors in the following sentences : The polished floor was covered with rugs and the walls were hanged with paintings.[ 1分]
A.polishedB.was coveredC.were hangedD.with
* 8. Identify the errors in the following sentences : He looked out of the window and delighted to see his faithful friend standing by the door.[ 1分]
A.out ofB.delighted toC.standingD.by the door
* 10. Identify the errors in the following sentences : I can't help to think it would be fun to play such an exciting game with them. [ 1分]
A.to thinkB.would beC.playD.an exciting
* 14. Identify the errors in the following sentences : Nowadays it has been proved that many diseases of human beings result in smoking.[ 1分]
A.NowadaysB.many diseasesC.beingsD.result in
* 21. Identify the errors in the following sentences : We had hardly sat down when she has brought plates of food for us.[ 1分]
A.hadB.hardlyC.whenD.has brought
* 23. Identify the errors i

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