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Liu Ming is my chemistry’ teacher. He is an ordinary-looking little man
with thick glasses, but he has a strange way of making his classes lively and
interesting.
I remembered his first lesson. He put three bottles on the desk. One was
filled with kerosene, one with castor oil, and one with vinegar. And he said
"Now watch carefully. Pay attention to everything that I do." He held up one of
his fingers and dipped it into the cup after he mixed the three kinds of liquid
in a big cup together. A few seconds later, he took his finger out, put it in
his mouth and sucked it. "How delicious! You must do everything that I do." said
he. And then we did it like him. lmmediately we made a face. The mixture tasted
horrible.
It was first chemistry lesson. I never forget it. |
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