. ---Chatting online has become popular means of communication.
---That’s true. It is especially popular with young.
| A． / ; the | B．a ; the | C．/ ; / | D．a ; / |
In my opinion, life in the twenty-first century is much easier than __________.
| A．that used to be | B．it is used to |
| C．it was used to | D．it used to be |
__________ she finds out that you've lost her book?
| A．What about | B．How about | C．How if | D．What if |
After a new reform, the number of the products in the factory is now __________ it was in 2003.
| A．three times as larger as | B．more than three times |
| C．twice as large as | D．as twice large as |
All the things __________ must be done well.
| A．worth to do | B．worthy of being done |
| C．worthy doing | D．worth of doing |
__________ they won the game was __________ we had expected.
| A．That; which | B．Whether; that |
| C．What; that | D．That; what |