Our parents have done a lot for us. I think we should them by working hard.
A. relieve
B. repay
C. submit
D. respect
网友回答
A. relieve
(答案→)B. repay
C. submit
D. respect
解析：本题考查动词辨析。relieve宽慰；repay回报；submit提交，顺从；respect尊敬。句意：我们父母已经为我们做了很多，我想我们应当通过努力来回报他们。