Xiamen—Shenzhen High Speed Railway opened to traffic on Dec.28 last year, _______ the two of China’s economic zones.
| A．to link | B．linking |
| C．linked | D．having linked |
Many Chinese brands, __________their reputations over centuries,are facing new challenges from the modern market.
| A． |
having developed |
B． |
being developed |
C． |
developed |
D． |
developing |
Many people who live along the coast make a living _______ fishing industry.
| A． |
at |
B． |
in |
C． |
on |
D． |
by |
If the new safety system _______ to use, the accident would never have happened.
| A． |
had been put |
B． |
were put |
C． |
should be put |
D． |
would be put |
People______better access to health care than they used to,and they're living longer as result.
| A． |
will have |
| B． |
have |
| C． |
had |
| D． |
had had |
Jim has retired, but he still remember the happy time _______ with his students.
| A． |
to spend |
B． |
spend |
C． |
spending |
D． |
spent |