Question

【题目】Mary thought math was________difficult________learn well.

A.too; toB.so; thatC.such; thatD.so; to

Answer 1

【答案】A

【解析】

句意：Mary认为学好数学太难了。

考查动词不定式。“Mary thought math was ________difficult ________learn well.”是简单句，选项B/C是由that引导的复合句，故排除；而too +adj. +to do sth. 表示“太……而不能做某事”，是简单句。故选A。