Was it in the waiting room ______ only allows mothers-to-be to enter that you lost your wallet?
| A．/ | B．where | C．that | D．when |
China's first Grand Slam（大满贯） winner Li Na announced her retirementknee injuries． A farewell ceremony was heldofficials from Tennis Associations, several world's top players and her loyal fans．
| A．due to; to feature |
| B．resulting in; featuring |
| C．due to; featuring |
| D．resulting from; featured |
Health expertsup to 18 people for possible exposure to Ebola（埃博拉）, Five studentsafter coming into contact with the patient, Dallas officials said．
| A．observed; are monitoring |
| B．observed; have been monitored |
| C．have observed; were monitoring |
| D．were observing; were being monitored |
Your handwriting is like your shadow, is why companies sometimes look at it when hiring employees and courts also consult it when dealing with certain cases．
| A．that | B．this |
| C．what | D．which |
—1 have warned you of the traffic． You know what to expect around National Day．
—Sorry, we reallythe freeway． Now, we'll spend the holiday on this freeway．
| A．must have avoided | B．should have avoided |
| C．will have avoided | D．can have avoided |
In the age of microblog or Weibo, common people can make their voiceby posting their opinions and attracting public attention．
| A．hearing | B．hear |
| C．heard | D．to hear |