翻译题

1．天黑了，你为什么不早点回家?

It's dark now.                             home a little earlier?

2．你认为这些新产品怎么样?

                                    these new products?

3．这个周末我们去书店好吗?

                            the bookstore this weekend?

4．难道你不知道今天是星期天吗?

                     it's Sunday today?

5．—你同意与我一起去公园吗?

  —恐怕不能。我得去医院看陈明。

  —                            go to the park with me?

  —                     .I have to go to the hospital to see Chen Ming.

简述烧结工艺的主要流程。