The young lady was careful _________.
| A．not repeating her mistake | B．not repeated her mistake |
| C．to not repeat her mistake | D．never to repeat her mistake |
一My cousin would like to risk the weight-loss pills rather than in a gym．
—Really? She must be mad．
| A．to take；work out | B．to take；working out |
| C．taking；working out | D．taking；work out |
A study shows that students living in non-smoking dorms are less likely to the habit of smoking.
| A．make up | B．pick up | C．draw up | D．turn up |
Much to his surprise，he invited only twenty friends to the dinner，but came．
| A．twice as many as | B．as many as twice | C．twice as many | D．twice more than |
Faced with trouble or difficulty，a person takes help that is available．
| A．whatever | B．whenever | C．wherever | D．however |
_____ for more than three months, but he did his best to catch up with his classmates.
| A．Being ill | B．Having been ill | C．Though he was ill | D．He was ill |