Imagine you are lost in forest. Use the information, make suggestions with "what about", "why don't", "we could", "shall", "let's" and decide what to do.
*it is cold *it's starting to rain *it's getting dark *you are hungry *you have a mobile phone *there is a river *you have a tent *you have matches *you have a compass
A: Why don't we make a fire to keep warm?
B: No, it's raining. Everything is wet. Shall we...?