There has been a great increase in retail sales , ____﹖
| A．does there | B．isn't there |
| C．hasn't there | D．isn't it |
She had no idea how it ______ that her husband met with trouble again.
| A．came up | B．came about | C．came out | D．came across |
Ten years ago the population of our village was ____________ that of theirs.
| A．as twice large as | B．twice as large as |
| C．twice as much as | D．as twice much as |
The hat borrowed from the drama company was so dirty that it required ________ thoroughly.
| A．washing | B．being washed | C．to wash | D．washed |
I felt very strange __________________.
| A．when the first time I skied | B．for the first time I skied |
| C．the first time when I skied | D．when I skied for the first time |
________ had been done, the working efficiency of the employees still remained low.
| A．Though | B．Despite the fact that |
| C．Despite | D．Despite what |