He knows little of mathematics, ____ of chemistry. A. as well as B. still less C. on less than D. still more(日本高考试题) 请就上面的试题谈谈 still less 的用法。
still less 属并列连词之列,亦作 much less, even less, 它的同义词语是 let alone。但后者为非正式用法。still less( much less ), 同 let alone 一样, 大都用于否定句之后。例如:
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I don't suspect him of robbery, still less of robbery with violence. (OSD) 我没有怀疑他抢劫，更不用说暴力抢劫了。
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I've not even read the first chapter, still less finished the book. (CGEL) 我连第一章都没有读完,更不用说读完全书了。
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The baby can't even walk, much less run. (LDCE) 这个婴儿连走都不会, 更不用说跑了。
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He can't run a hundred yards, even less a mile. 他连100码都跑不了，更不用说1英里了。
请做下面的英语试题：
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I've never been back since we moved out, not even to the town, ____ to the house where I was born. A. even not B. still not C. still less D. even ever
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The amount of knowledge in all the sciences has grown at such a rapid rate that no one can keep fully abreast of one major field, ____ more than one. A. leave alone B. let alone C. not mention D. not to say