The ____ boys were last seen ______ near the West Lake.
| A．missing ; play | B．missed; played | C．missed ; to play | D．missing; playing |
Shelly has been preparing carefully for the driving test so that she can be sure of passing it at her first________.
| A．intention | B．purpose |
| C．attempt | D．desire |
An experienced doctor usually judges a patient’s illness according to the various________.
| A．signs | B．symptoms |
| C．signals | D．marks |
Independent innovation has brought us a________in profits,40% higher than in the traditional way.
| A．boom | B．failure |
| C．decrease | D．suffering |
The ________ of school leavers that go to university is about fifty percent.
| A．degree | B．percentage |
| C．level | D．standard |
The generation________makes it difficult for parents to understand their children’s opinions.
| A．division | B．gap |
| C．separation | D．interval |