【2014江苏南京】______ Lin Fang has to work late, she always wears a smile on her face.
| A．Because | B．If | C．Until | D．Though |
---How did the accident happen?
---You know, it ________difficult to see the road clearly because it_________.
| A．was; was raining | B．is; has rained |
| C．is; is raining | D．will be; will rain |
---My house is very near a busy street.
---It ________ be very quiet.
| A．can | B．must | C．mustn't | D．can’t |
The sign on the right tells us taking photos ________here. 
| A．is allowed | B．isn’t allowed | C．are allowed | D．aren’t allowed |
--- Your grandparents were very great.
--- Yes. They supported my father’s schooling _________ they were very poor.
| A．as if | B．even though | C．so that | D．what if |
.---Your brother doesn’t get up early, does he?
--- _______. But he gets up late on weekends.
| A．No, he didn’t | B．Yes, he does | C．Yes, he did | D．No, he doesn’t |