词形转换。

1. The dog stopped          _ (bark) when it saw his owner.

2. It is very strange that baby has four             (finger)  in his left hand.

3. Our teacher said he wouldn't forgive these _     _ (honest) boys for ever.

4. The fish you cooked just now             (smell) terrible.

5. We often see a lot of             (ant) going up and down in the trees.