The bad weather discouraged us on the picnic and we had to stay at home.A. from goingB. t

问题补充：

The bad weather discouraged us on the picnic and we had to stay at home.

A. from going

B. to go

C. go

D. in going

答案：

(答案→)A. from going

B. to go

C. go

D. in going

解析：考查短语：discourage sb from doing sth 打消某人要做什么的念头，句意：坏天气打消了我们去野餐的念头，我们不得不呆在家里。所以选A。