题目内容
6.( 2014 广东天河一模) Though mathematics hard,we all work at it hard.
A. are B. were C. was D. is
6. D
6. D
句意:尽管数学很难,但是我们都很努力学。本题考查主谓一致。以-ics结尾的学科名词,如politics,physics,mathematics等作主语时,谓语动词用单数,:由题意可知应用一般现在时,故正确答案为D项。
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