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现在进行时的结构:am/is/are +现在分词例句:1. I am reading now.2. He is watching TV.3. We are playing basketball.过去进行时的结构:was/were + 现在分词例句笑做:1. Tom was doing his homework at that time.2. We were singing an English song when the teacher came in.将来碰带衡进行时的结构:行李will/shall+be+ 现在分词例句:1. I shall be working on my doctoral dissertation during May.2. What will you be doing this time tomorrow?
2017-06-18
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What activities are you doing on the weekends?
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