按要求改写句子（初三英语）
1.The computer is too expensive for me to buy.(保持原句意思)
The computer is _______ expensive ________ ________ ________ buy it.
2.The doctor told Mary to stay in bed for two days.（保持原句意思）
The doctor said _______ Mary _______ ________ in bed for two days.
3.Study hard,and you will succeed.(保持原句意思)
________ _______ study hard,you will succeed.
4.There are three pieces of paper on the table.(就划线部分提问) 划线部分为 three pieces of
_______ _______ paper ________ there on the table?