General Secretary，Xi Jinping stressed that cross－strait cooperation would be strengthened________ the two sides could agree to oppose Taiwan independence．
| A．unless | B．even if |
| C．as long as | D．until |
My parents often call my head teacher，asking how I________ at school.
| A．get over | B．get through |
| C．get around | D．get on |
I’d appreciate if you could turn the radio down. I’m doing my homework.
| A．you | B．that | C．this | D．it |
After the new method was used，the factory made ___ suits in 2007 as the year before.
| A．as twice many | B．as many twice |
| C．twice as many | D．twice many as |
Tom knows little Japanese，so he can’t understand the _____on the bottle of the pills.
| A．explanations | B．instructions |
| C．descriptions | D．regulations |
—Sorry，do you mind if I smoke here?
—Yes，________.
| A．you could | B．go ahead |
| C．I do | D．my pleasure |