第一句：Please read it to see if there is need of any change.
请阅读一下看看是否有需要更改的地方。
A: This is a tentative plan I've worked out. Please read it to see if there is a need of any change.
这是我列的一个暂定的行程，你们看看是否有需要更改的地方。
B: It's all up to you.
你看着决定吧。
第二句：Wouldn't it be a better idea to visit Chairman Mao's Memorial Hall?
参观纪念堂不是更好吗?
A:Wouldn't it be a better idea to visit Chairman Mao's Memorial Hall?
参观纪念堂不是更好吗?
B:That's exactly what I have in my mind. I'd like to see how Chinese people pay homage to this great man.
我正有此意呢。我想看看中国人民是怎样对这位伟人表示敬意的。
征求大家的意见的相关表达法还有：
Have you got anything special in mind that you would like to see?
你有没有特别想要去看的地方?
We have a number of places that are worth visiting.
我们有好多值得参观的地方。
It might be a good idea to visit...
去参观……的注意不错。