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问题 单项选择题

西洋参与人参均属五加科，药用部位相同，（）。

A.二者根状茎上鳞片薄而早萎

B.二者根状茎上鳞片肥厚宿存

C.人参根状茎上鳞片薄而早萎，西洋参的则肥厚宿存，二者可据此加以区分

D.人参根状茎上鳞片肥厚而宿存，西洋参的薄而早萎，二者可据此加以区分

答案

参考答案：D

问答题

Hai is an employee of a construction company and was working on a building site where a new office was being built. Whilst working on the roof of the new building, Hai accidentally dropped one of his tools and injured Linh, who was walking past the building site at the time. Linh’s injuries resulted in the need for hospital treatment and absence from work for two weeks.As a result of the accident, Linh wishes to make a claim for medical expenses and wages lost due to absence from work.Required:Explain the rights and obligations that may arise in respect of Hai, Hai’s employer and Linh. (10 marks)
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单项选择题

在Linux shell中，下面哪个变量代表的是shell程序命令的程序文件名。（）

A.$#

B.$*

C.$0

D.$$
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