1. If the poor man happened to die, what would become of his children?

2. Did you not tell me that you would come as soon as you had finished?

3. I assure you that it is no laughing-matter.

4. The children were so glad that they could not stand still (

use the word

place

’).

5. You must have dropped the letter without noticing it.

6. Whatever could they be doing down there in such weather?