机械的有效工作时间包括 （）。

A．bookstore

B．cinema

C．museum

What can we learn from the conversation？

A．The man's watch was fast.

B．The man's watch was slow.

C．The woman's watch needs repair.

In what section we can know more information about films？

A．The Arts.

B．The Dining In, Dining Out.

C．The House & Home.

D．Weekend.

We've got two TV sets, but we still can't watch anything because ______ woks properly.

A) each B) either C) neither D) be

A、love

B、friendship

C、selflessness

D、all of the above

The sputniks hanging from the ceiling are intended ______.

A．to watch the most desirable goods

B．to frighten shoplifters by their appearance

C．to make films that can be used as evidence

D．to be used as evidence against shoplifters

What can we learn about the American film industry around 1920？

A．Art films produced in American were better than those made elsewhere.

B．The Americans played a leading role in developing film as an art form.

C．Americans looked down upon their own films.

D．More films were made in America than anywhere else.