句型转换
Tony has to keep quiet while watching the game. (改为否定句)
Tony__________ _________ to keep quiet while watching the game.
He has great difficulty solving the problem . (改为感叹句)
_________ great difficulty he has _________ the problem !
The horror film made all of us feel scared. (改为被动语态)
All of us were________ ________ feel scared by the horror film.
The stone is so heavy that I can’t lift it up. (写出同义句)
It is ________a heavy stone ________  I can’t lift it up.
Tan Dun made over 50 sounds by controlling the speed of water flow. (对画线部分提问)
________did Tan Dun ________ over 50 sounds?