761.supplement to sth 补充，增刊
I do hope this English training can become a helpful supplement to your English learning in class.
762.be sure of /about 对...有信心，确信
You can be sure of/about one thing.
I can't be sure of my future.
763.be suspicious of 怀疑
Why would the cops be suspicious of that?
764.sympathy for 对...的同情
We expressed our sympathy for her loss
765.in sympathy with 同情； 赞成； 和...一致
We are in sympathy with his misfortune.
766.out of sympathy with 出于对...的同
情； 不赞成； 对...没有同感， 和...不一致
Out of sympathy with the beggar, I gave him one yuan.
I am not out of sympathy with her opinion.
767.win sympathy of 博得...的同情
In order to win sympathy of me, the man talked about his suffering.
768.take a chance 冒险，投机
I'm afraid to take a chance with beginners.
769.take a delight in以...为乐
I often take a delight in singing and dancing.
770.take a stand for/against sth. 表示赞成/反对某事
He didn't take a stand for the proposal until he had some information.
The manager took a stand against his plan.