Ⅲ.综合运用
A Tree House
Do you dream of living in a tree?A tree house can help make your dream c__1__true.
Tree houses are built upon the trunk and branches of large trees.Some tree houses can be u__2__as homes.They are very practical.In some parts of the tropics(热带地区),houses are built in trees.These houses sit above the ground.They help p__3__people from floods and dangerous animals.
But most tree houses are s__4__structures(建筑物).They are used as places for kids to play in.You might n__5__some wood to build a tree house.You'll also need some simple tools like hammers(锤子).Many tree houses are made with all sorts of r__6__materials,such as old windows.
Playing in a tree house can be a lot of fun.But it's even more fun to build a tree house.The time you spend d__7__your tree house,looking for recycled materials and building the house is really unforgettable.
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