George once told me that he would visit our house，but，for various reasons，he ________so far．
| A．didn't | B．hasn't | C．hadn't | D．wouldn't |
Cao Cao’s tomb is reported ________ in China, which attracts nationwide attention.
| A．being found | B．to be found |
| C．having been found | D．to have been found |
－Mom, I’m so tired. I can’t walk any further.
－, my dear. You can make it.
| A．Come on | B．No worry | C．That’s impossible | D．No problem |
— It is very cold these days.
— ______.
| A．So is it | B．So it is | C．It so is | D．Is it so |
So badly ______ in the car accident that he had to stay in hospital for several months.
| A．did he injure | B．injured him | C．was he injured | D．he was injured |
You’d better take some money with you, ______ you need it.
| A．though | B．in case | C．even if | D．so long as |