单项选择题

A．He is a scientist.
B．He is a sociologist.
C．He is an officer.
D．He is a boss.
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单项选择题
A．People are expected to come at six.B．A formal party will be held.C．It will be a party for relaxation.D．There is no need to prepare special clothes.
A．People are expected to come at six.
B．A formal party will be held.
C．It will be a party for relaxation.
D．There is no need to prepare special clothes.
单项选择题
According to the passage, the idea of telecommuting is not very realistic because ______ .
A．it's difficult to take care of small children and concentrate on work at the same time
B．computer technology is not advanced enough
C．electrical malfunctions eau destroy a project
D．the workers do not always have all the needed resources at home
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