Question

You could pitch one tent there .(use the modal auxiliary showing less curtainty)

Answer 1

Answer:

you might pitch one tent there ...

Answer 2

You could pitch one tent there is the original sentence given.

1. Modal auxiliary is a type of modality

2. It is used to show the likelihood, ability, request, suggestions, obligations, advice and similar things.

3. Modal verbs can accompany the base of another verb

4. There are five types of modal verbs.

5.  Examples - Can, must, might, may

So the given sentence will be written as -

You might pitch one tent there.