NASA has made a ________ that our earth has no threat associated with the film 2012 which is based on pure myths.
| A．clarification | B．classification | C．identification | D．presentation |
In my opinion , Tianjin is not as expensive in price as Beijing but Tianjin is in traffic.
| A．the most organized | B．more organized |
| C．so organized as | D．as organized as |
The employees feel so excited ! At this time tomorrow morning they to Sanya, one of the most attractive cities in China.
| A．will be flying | B．will fly | C．have been flying | D．have flown |
In order to go to a key university, I must______my study from now on.
| A．consist of | B．get away from | C．concentrate on | D．come up with |
The English teacherher students how to improve their comprehension skill since last week.
| A．has told | B．is telling | C．has been telling | D．will have told |
---- Sorry, I have to ______ now. It’s time for class.
---- OK, I’ll call back later.
| A．hang up | B．break up | C．give up | D．hold up |