There is an increase of 16% in the consumption of tobacco_____ the previous year.
| A．over | B．than | C．to | D．then |
The computer was used in teaching. As a result, not only__________, but students became more interested in the lessons.
| A．saved was teachers’ energy | B．was teachers’ energy saved |
| C．teachers’ energy was saved | D．was saved teachers’ energy |
The children all turned__________the famous actress as she entered the classroom.
| A．looked at | B．to look at |
| C．to looking at | D．look at |
Edward, you play so well. But I you played the piano.
| A． | didn't know | B． | hadn't known |
| C． | don't know | D． | haven't known |
She brought with her three friends, none of__________ I had ever met before.
| A．them | B．who |
| C．whom | D．these |
I tried phoning her office, but I couldn’t__________.
| A．get along | B．get on |
| C．get to | D．get through |