朗文3l看听学英语第一册|朗文3L看听学英语第一册 lesson 67

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Lesson 67 A puncture

Tom: Pump up this tyre, Sandy. It"s very flat.
Sue: What are you doing, Sandy?
Sandy: I"m pumping up this tyre.
Sandy: Whew! I"m tired.
Tom: It"s still flat.
Tom: Let"s take the tyre off the wheel.
Sue: Put the tube in this basin, Sandy.
Tom: Look at those bubbles. There"s a puncture in this tube.

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