Don't get off the bus ________ it is stopping.
| A.until | B.before | C.while | D.after | 
Companies must consider how they______data so that their employees can find it fast. (滨州市)
| A.classify | B.recognize | C.store | D.accumulate | 
-Let's go to the park tomorrow morning.
 -Sorry, I've got an important appointment at 9 o'clock and I can't______to miss it. (济宁市)
| A.manage | B.help | C.wait | D.afford | 
.Jack came from a poor family, so his parents had to______a lot to pay for his education. (潍坊市)
| A.accuse | B.qualify | C.purchase | D.sacrifice | 
Mary often does some translation work to earn extra money, which______half of her income. 
  (潍坊市)
| A.makes for | B.counts on | C.accounts for | D.consists in | 
  Rio De Jeneiro has won the right to host the 2016 Olympic Games, and the Brazilians will be occupied in building stadiums .
| A.as usual | B.on a large scale | C.in return | D.in a row |