2019学年度人教版选修八Unit 3 Inventors and inventionsPeriod 4Grammar课件(86张)
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4. There are a lot of lines on his forehead.   ( ) 5. We are looking for dynamic persons to be salesmen.   ( ) 6. There was a tap on the window.   ( ) 7. A drowning man will clutch at a straw.   ( )

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