You see so many people here. I think it is hard to make yourself _____.
| A．understood | B．heard | C．known | D．accepted |
This is a very interesting book．I’ll buy it，________．
| A．how much may it cost | B．it may cost |
| C．however much it may cost | D．how may it cost |
She is so ___ that no one can ever persuade her．
| A．reliable | B．stubborn | C．artificial | D．intelligent |
There is no decision yet ______ when the work might start．
| A．due to | B．as to | C．in addition to | D．owing to |
．The two brothers look so much ___ that we can’t___ one from the other．
| A．familiar, separate | B．familiar, tell |
| C．alike, differ | D．alike, distinguish |
For some time now, Chinese people under the leadership of CPC____ the contents of Scientific Development Theory in the course of practicing socialism in China．
| A．had been improving | B．have been improving |
| C．were improving | D．improved |