What do you think about (the plan)?你认为(这个计划)怎么样?Do you think it will rain?你认为会下雨吗?Yes,I think so 我认为/看会的.I think myself very lucky.我认为自己十分幸运.I deemed it my duty to help.我认为助人是我的责任.
How do you like…What do you think of…(这两种是常考的…)What's your opinion about…What's your view/outlook on…What's your attitude towards…How do you feel about…