根据句意及汉语提示填写单词,使句子完整、通顺.10'

根据句意及汉语提示填写单词,使句子完整、通顺.10'16.\x05People can cook it in many different ways.(改为一般疑问句)\x05_____ people _____ it in many different ways?17.There were three women doctors on the bus.(对划线部分提问〉_____ _____ women doctors _____ there on the bus?18.The computer is a kind of calculating machine.(对划线部分提问)_____ _____ a kind of calculating machine?19.\x05Lily helped Tom with his homework.(同义句转换)Lily _____ Tom _____ his homework.20.\x05You must clean the rooms now.(变为祈使句)_____ _____ _____ now.