1.1. The tent is in the forest.

A T

B F

C

D

解析：选A。A细节理解题。根据“They put up a green tent in the forest.”可知，帐篷搭建在森林里。正确。

2.2. They see the sun in the tent.

A T

B F

C

D

解析：选B。B 细节理解题。根据“At night, they see bright stars and the big moon.”可知，他们看到了星星和月亮，而不是太阳。错误。

3.3. Mum asks them to sleep.

A T

B F

C

D

解析：选A。A 细节理解题。根据“Mum says ‘Time for sleep now.’”可知，妈妈叫他们睡觉了。正确。

4.4.They sleep in the tent without bags.

A T

B F

C

D

解析：选B。B 细节理解题。根据“They crawl into warm sleeping bags.”可知，他们睡在睡袋里。错误。