句型 1. S + V1. S+V2. The young man walked down the street. He whistled a merry tune. 2. S + V1 and V2. The young man walked down the street and whistled a merry tune. 3. S +V1(,) V2ing. The young man walked down the street(,) whistling a merry tune. He has a lot of books in his house, considering that he is a professor. 4. V1ing, S + V2.Walking down the street, the young man whistled a merry tune.
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VIP與詳解卡管理
