In doing experiments, you must be ______ the precision instruments.
A、
more than careful with
B、
more careful than with
C、
careful more than with
D、
with more careful than
【正确答案】
A
【答案解析】
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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