连词成句。

1. is, mouth, where, your (?)

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2. play, a, game, let's (.)

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3. is, this, Mike (.)

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4. arm, this, my, is (.)

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5. nose, your, touch (.)

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中空吹塑是把熔融状态的塑料型坯置于模具内，然后闭合模具，借助压缩空气把塑料型坯吹胀，经冷却而得到中空塑件的一种模塑方法。