如:1.He is so young that he can’t go toschool.→He is too young to go to school.或He is not old enough to go to school.2.He has so much money that he can buy acar.→He has enough money to buy a car.二、把及物动词引导的由陈述句变成的宾语从句变为“及物动词+动词不定式(短语)”结构,由此将复合句变为简单句.如:1.He hopes that he will be back soon.→He hopes to be back soon.2.I want that I will speak to you.→I want to speak to you.三、把疑问代词或疑问副词引导的宾语从句变为“疑问词+动词不定式(短语.