_______ you call me to say you’re not attending my birthday party, I’ll see you at it.
| A．Whether | B．Though | C．Until | D．Unless |
is even more important is the earth cooled down, water began to appear on its surface.
| A．When; that; when | B．What; whether; as | C．What; that; as | D．lt; whether; as |
Going on a trip intospace must be quiteexciting experience.
| A．/;the | B．the; the | C．the; an | D．/; an |
We the problem for a long time, but we didn’t reach any agreement.
| A．argued | B．explained | C．shared | D．communicated |
.I should thank you that you should thank me.
| A．because | B．rather than | C．for | D．as |
Don’t women. They are as important as men for the development of society.
| A．look up to | B．look out for | C．look down upon | D．look forward to |