:We're going camping in the forest this weekend. What shall we do then?

:Let's go hiking and collect leaves.

:Sounds great! I want to ____stars(星星)at night，too. That's beautiful.

:I'd like to take some ____. There're many flowers in the forest.

:Good idea! But first，we should ____the tent on the grass. And l want to catch fish in the river. Because your mum ____eating fish.

:Thanks，dear! And we can build campfire and cook fish ____our tent.

因为……所以……      不但……而且……       不是……就是……

①气垫船____能在水上航行，____能在雪地和沼泽上航行。

②我和小刚一块儿去上学，____我去叫他，____他来叫我。

③____我需要它，____这幅画一直挂在我的书桌前，多年不曾换过。