问题补充:
—What did your math teacher say ?
— She said I was .
A. work hard
B. working hardly
C. hard-working
D. hard work
答案:
A. work hard
B. working hardly
(答案→)C. hard-working
D. hard work
解析:英语中两个或多个单词中间可以用短横线连接起来,起一个相当于形容词的作用,这类单词叫做合成词。其一般构成规则就是其构成单词一般都要用原形。句意:你的数学老师说什么了?——她说我学习很努力。work hard努力工作,不能和be动词连用;working hardly,语义不通; hard-working相当于形容词,努力工作的;hard work名词性短语,困难的工作。结合语境可知下文描述的是过去的某种状态,故用形容词作表语,选C。