2016-2017学年外研版必修2 Module2 No drugs grammar 课件 (11)-302edu教育资源网

He’s saving up to buy a new car.

He uses a computer to send emails.

2) 有时候在不定式前面加上in order to 或 so as to, 否定式为 in order not to 和so as not to:

Let’s hurry so as to go to school in time.

Let’s hurry so as not to be late for school.

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