Little ______ that we were watching his every move，so he seemed to be going his own way in this business.
| A．did he know | B．he didn't know | C．didn't he know | D．he knew |
The pollution in Beijing is expected to improve, ________ a series of air pollution control measures.
| A．regardless of | B．but for |
| C．thanks to | D．such as |
Life teaches us not to regret over yesterday, for it ________ and is beyond our control.
| A．has passed | B．will pass | C．passed | D．had passed |
________ money for school fees, I had to take another part-time job.
| A．In case of | B．In need of |
| C．In spite of | D．In charge of |
The best way to encourage your kids to enjoy meals is to ________ them in the planning and preparing.
| A．involve | B．devote | C．equip | D．prepare |
The classical book is still worth it ________ it doesn’t sell well.
| A．as if | B．except that |
| C．even if | D．now that |