—Did you know ______ just now?
—Their plane didn't take off on time because of the thick fog.
| A．what did they happen | B．what happened to them |
| C．what they happened | D．what they have happened |
When you _______ the top of the mountain, you will feel any problem you have is just nothing at all.
| A．reach | B．arrive | C．get | D．get close |
As the world’s population _____ becoming ______, we have to do something to change the situation.
| A．is, bigger and bigger | B．are, bigger and bigger |
| C．are, more and more | D．is, more and more |
---I think Mountain Emei is more beautiful than ___________ mountain in China.
---Really? I want to go there then.
| A．the other | B．other | C．any other | D．any |
I know people in Austria speak ________. So they don’t have any trouble communicating with _________.
| A．Germany, Germans | B．German, German |
| C．Germans, Germans | D．German, Germans |
Lucy ___________ Tom since last year. And they have had a good life so far.
| A．got married with | B．married to |
| C．has been married to | D．has been married with |