Because of advances in medical technology, heart surgery is not ________________

游客2023-08-01 60

问题 Because of advances in medical technology, heart surgery is not __________________(象以前那样危险).

选项

答案 as dangerous as it formerly was

解析本题的考查点是同级比较用短语as…as，第二个as 后可接短语也可接从句，此句要用一个从句。

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