seven. I think… 7. 我认为…… I think it is impossible. 我认为这是不可能的。 I think that could be helpful. 我想那或许会有所帮助。 I think you are right. 我想你是对的。 I think that is unfair to me. 我认为那对我来说不公平。 I think his suggestion is perfect. 我认为他的建议很好。 I think you should study English well before going abroad. 我认为你在出国之前应该先把英语学好。