问题
填空题
用所给单词的适当形式填空。
l. —When ____ you ____ your dog?
—I ____ it twenty minutes ago. (feed)
2. I hate ____ (trouble) you.
3. They had fun ____ (swim) in the river.
4. These books aren't ____ (my).
5. Look! The child ____ (fold) his clothes.
答案
1. did; feed; fed
2. troubling
3. swimming
4. mine
5. is folding