--- I’ve been told that John       from his journey to India. What about visiting him tonight?

--- Great. I will call for you at 6:30 pm.

    A．had come back                     B．is back

    C．came back                           D．coming back

假设你是李华。最近你班举行了一次班会，班会的主题是：太空探险的意义。请结合下表内容，给校报用英语写一篇文章，客观地介绍讨论的情况并表达你自己的观点。

       注意：

       1．字数：80―120。

       2．标题与开头已写好，不计入总词数

Outer Space Explorations, YES or NO?

We had an argument over whether it was necessary to carry out outer space explorations at a class meeting the other day.                                                         

Whether you can succeed in the competition d_________ on whether you have fully prepared for it.