检查氯化物时，应在酸性条件下进行，选用的酸应是A．硝酸液B．硫酸液C．盐酸液D．稀硝液E．稀硫酸

A．They became familiar in every household.

B．They gained more fame than before.

C．They earned more money than before.

D．They became familiar to TV programs.

According to the man, his brother

A．does the work of making maps.

B．is quite familiar with the city's routes.

C．is a geographic specialist.

D．knows more than a computerized map.

I thought his speech would be interesting, but it turned out that the more he talked,

A．the more bored became I

B．the more I became bored

C．the more bored I became

D．I became the more bored

According to the passage, as employment became a dominant form. of work, ______.

A．women were left to work at homes

B．old people tend to live a more active life

C．women enjoy more working opportunities

D．men and women begin to share the household work

A．the more bored became I

B．the more I became bored

C．the more bored I became

D．I became the more bored

Newton ______ his great achievements more to his hard work than to his intelligence.

A．attributed

B．devoted

C．treated

D．regarded

According to the passage, as employment became a dominant form. of work, ______.

A．women were left to work at homes

B．old people tend to live a more active life

C．women enjoy more working opportunities

D．men and women begin to share the household work

A．He became bad-tempered, too.

B．He spent less and less time at home.

C．He lost his temper more often with John.

D．He became more and more quiet.

According to the passage, as employment became a dominant form. of work,

A．women were left to work at homes

B．old people tend to live a more active life

C．women enjoy more working opportunities

D．men and women begin to share the household work