What are they _____ at the camping ___________?They are ____

What are they _____ at the camping ___________?They are ____ what _____ they _____ they are ____ ____ this book they are sitting on the sofa _____(comfortable)___________(w 连词成句 they a site at are camping They are at a camping site.为什么用at ,可不可以这样,They are a camoing what are____?they are_____.how much ____ ____?they are _____ they are planning _______(go) camping the day after tomorrow They are at the bus what are they __ at?they are __ ___the birds in the tree 他正在 look at the insect.what are they?改错 What they are talking about at the meeting __________ import look at the picture and write down what they are