1.  Why does the humanities hotter than science?

2.  What does this mean?

3.  So if it is my last, what shall I do?

4.  So, why not do that?

5.  In a word, if the world without boundaries can be a better one, why don't we do something to help?

6.  So what can we do to assail it?

7.  How and why could we do this?

8.  What do we do to memorise all these words for my language examination tomorrow?

9.  So, what can we do to improve our vocabulary?

10.  Under the same assumption as former, what will he do?