1.do,一般现在时,关键词：every evening
2.fiy,一般现在时,关键词：usually
3.cleans,一般现在时,关键词：on Sundays
4.plays,一般现在时,关键词：every Saturday
is playing,现在进行时,关键词：Now
5.likes,一般现在时,关键词：My sister第三人称单数
will swim,一般将来时,关键词：this weekend
6.is reading,现在进行时,关键词：Look
7.is flying,现在进行时,关键词：Look
8.is singing,现在进行时,关键词：Listen
likes,一般现在时,关键词：she第三人称单数
will have,一般将来时,关键词：tomorrow
9.swim,一般现在时,关键词：Tom and Mike 两个人
will swim,一般将来时,关键词：this Sunday
is swimming,现在进行时,关键词：Look
10.do,do,一般现在时,关键词：in the evening
play,一般现在时,关键词：usully
11.are,doing,现在进行时,关键词：now
am making,关键词：now,时态与上文一致
12.is doing,现在进行时,关键词：now
is dancing,时态与上文一致
13.did do,一般过去时,关键词：yesterday
visited,时态与上文一致
14.Do like,一般现在时,根据语境判断
don't,时态与上文一致
swimming,like doing sth
likes,一般现在时,关键词：my brother第三人称单数
15.does go,一般现在时,关键词：every day
goes,时态与上文一致