--Can I tell my best friend about it?
---No. I don’t want anyone else to know. You _________ let it out.
| A．mustn’t | B．won’t | C．don’t have to | D．don’t need to |
I used to go to the gym three times a week, but I don’t _______ any more.
| A．work on | B．work at | C．work out | D．work for |
The pills really work! I __________ 7 kilograms in the last two months!
| A．lose | B．lost | C．am losing | D．have lost |
Now I regret ______ those weight-loss pills.
| A．took | B．taking | C．taken | D．to take |
We also had different students in some classes, so ______was a struggle to remember all the faces.
| A．it | B．this | C．that | D．one |
Our club is much ___________ just music.
| A．less than | B．other than | C．more than | D．rather than |