David worked hard at his lessons ____ he gained high grades in the exams.A．so th_刷题宝

题干

David worked hard at his lessons ____ he gained high grades in the exams.

A．so that

B．in order to

C．though

D．because

上一题下一题 0.64难度单项选择更新时间:2013-04-02 07:37:50

答案(点此获取答案解析）

小学学科试题库

初中学科试题库

高中学科试题库