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(一). 照样子，完成句子。 1. I work in a factory.I am a factory worker. 2. I teach Chinese. I am a 3. I sing songs. I am a 4. I report news on TV. I am a TV 5. I drive cars. I am a
teacher.
singer.
driver.
reporter.
What can you find?(你发现了什么规律？) 许多动词词尾加er 变成表职业的名词______________________________