--- Why? Tom, your shirt is so dirty!
--- Mum, I ______ my storeroom downstairs.
| A．cleaned | B．have cleaned |
| C．was cleaning | D．have been cleaning |
I thought it was __________ to donate money to this fund.
| A．worth | B．worthy | C．worthwhile | D．worthless |
The famous singer and actress ___________ performing in our city this week.
| A．am | B．is | C．are | D．be |
The news ________ Joan will be our new English teacher is true.
| A．that | B．what | C．how | D．when |
Practice Chinese Kungfu can not only _________ one’s strength, but also develop one’s character.
| A．bring up | B．take up | C．pull up | D．build up |
If you are too formal, people around you won’t be __________.
| A．at ease | B．in danger | C．in common | D．at work |