on entering the workshop he found many students worked there

6._____ entering the classroom,he found his students all tal .____ entering the hall,he found everyone waiting ______ him There （ ）many students on the playground at the moment. there --- many students on the playground at the moment There are many students watching the volleyball match on sid There are many students on the playground.Some are standing we found many students playing football on the playground 的被 On entering the house,I found Mary ____at the desk ____somet There are many students on the palyground 为什要用many,不是some?还有 )entering the hall he found everyone waiting for him.A.as B. when he arrived there ,he found the man lying on the ground( there‘re many students on the playground改为同义句 there're ____