about a hundred years ago, the old stone bridge is still the only way linking the village to the outside.
| A．Building | B．Built |
| C．To build | D．Having built |
______, I have to put it away and focus my attention on study this week.
A. However the novel is amusing
B No matter amusing the novel is
C. However amusing the novel is
D. No matter how the novel is amusing
My friend, Jack, is thought ______ foolishly. Now he has no one but himself to blame for losing the job.
| A．to act | B．to have acted |
| C．acting | D．having acted |
For many students, math is not something that comes _________. It takes effort.
| A．regularly | B．possibly |
| C．automatically | D．secretly |
The training program can give you a lift at work, ______ increase your income
by 40%.
| A．so much as | B．as well as |
| C．so long as | D．as soon as |
A recent research shows that there _____ volcanic activities on the moon and Mars. However, they no longer exist now.
| A．had been | B．has been | C．were | D．would be |