Perseverance is a kind of quality, and that is ______ it takes to do everything well.
| A．why | B．that | C．what | D．which |
The wider China opens its door to the outside world, the more people find _____important and necessary to study foreign languages.
| A．is | B．them | C．it | D．more |
Not only Dick but also Jack and I_____interested in Chinese folk songs
| A．am | B．is | C．have | D．are |
_____made both her parents angry.
| A．Betty comes home lately at night |
| B．Betty coming home late at night |
| C．Betty came home late at night |
| D．Betty’s coming home late at night |
_____, the players tried their best to win the game for their class.
| A．Greatly encouraged | B．Having greatly encouraged |
| C．To be greatly encouraged | D．When encouraging |
----Did you open the door?
-----Yes. I remembered _____it before you arrived.
| A．opening | B．being opened | C．to open | D．to have opened |