1.我经常读英语书。

I ________ ________ English books.

2.我游泳游得很好。

I swim ________ ________.

3.我有时擦黑板。

I ________ clean the blackboard.

4.我从不坐公共汽车去。

I ________ ________ by bus.

【答案】1. often read 2. very well 3. sometimes 4. never go

【解析】

略