and、Chooseasubordinatingconjunctiontocombineeachpairofsimplesentences.()Computersworkaccuratelyandathighspeeds.()Theysaveresearchworkersyearsofhardwork.AwhenBunlessCbecauseDif - 答案之家

and、Chooseasubordinatingconjunctiontocombineeachpairofsimplesentences.()Computersworkaccuratelyandathighspeeds.()Theysaveresearchworkersyearsofhardwork.AwhenBunlessCbecauseDif


Chapter One About the course 第一章单元测验 1、 Choose the best word to paraphrase th

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