【素养提升】2018-2019学年译林版高中英语必修5课件:Unit2 The environment Grammar and usage2
【素养提升】2018-2019学年译林版高中英语必修5课件:Unit2 The environment  Grammar and usage2第3页

 2. Failing the exam, he felt very upset.

Adverbial

4. Preparing fully, we can achieve great things.

3. Having written the letter, John went to the post office.

1. The factory keeps giving off smoke, making the air dirty.

结果状语

原因状语

时间状语

条件状语