1. I left my umbrella at home, which was stupidly.

2. He was well trained by famous inventors and went on to invent many useful machines.

3. When I go swimming, I have to keep my eyes closed underwater.

4. The children played in the yard, whose mothers sat on the bench chatting.

I left my umbrella at home, which was stupidly.

He was well trained by famous inventors and went on to invent many useful machines.

When I go swimming, I have to keep my eyes closed underwater.

The children played in the yard, whose mothers sat on the bench chatting.