2. 外语
  3. In doing experiments, you must be ______ the precision instruments.

In doing experiments, you must be ______ the precision instruments.

admin2014-03-10  23
问题 In doing experiments, you must be ______ the precision instruments.
选项 A、more than careful with
B、more careful than with
C、careful more than with
D、with more careful than
答案A
解析 more than后接形容词，表示被修饰的形容词的强烈程度，是常见的加强语气的结构，意为“非常，十分；岂止”。本题还考查了另一短语be careful with，因此答案是A。
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