高中英语单选1.It is true that your idea is good,but I am afraid __
高中英语单选 1.It is true that your idea is good,but I am afraid ___will be hard to put into practice. A that B it 答案是A为什么? 2.Do you think he can pass the exam? He is ___to fail because he was ill. A possible B probable C likely D maybe 请详细讲解一下各选项的区别及用法