Good technique in medicine means less pain and fewer deaths and, __________ it is our duty to masterit.
| A．altogether |
| B．therefore |
| C．otherwise |
| D．however |
相关试题
I’m sorry you’ve been 
waiting so long, but it’ll still be some timeBrian gets back.
| A．before | B．since | C．till | D．after |
The dayhe was looking forwardin the end.
| A．when; to coming | B．which; to coming |
| C．which; to came | D．when; to came |
After studying in a medical university for five years. Jack the job us a doctor in his hometown.
| A．picked up | B．set up | C．took up | D．made up |
In no city of Chinalittle about the economic development.
| A．the government cares | B．does the government care |
| C．doesn’t the government care | D．the government doesn’t care |
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