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When we go camping we sleep in a sleeping bag.

She was sitting in a sleeping bag outside the tent drinking coffee

We took two tents, sleeping bags, a folding table and some chairs, air-mattresses, some fishing tackle, stove, pots and pans and many other useful things.

We packed our sleeping bag and tent and went camping.

sleep in a sleeping bag

I slept in sleeping bag when I was in moutains.

We got into our sleeping bags in the tent and told stories until we went to sleep.

The tourists were waiting with their backpacks and sleeping bags.