单项选择题

The writer implies that ______.

A．difficult operation can be successfully performed all over the world now
B．compared to the "third revolution" in surgery, the first two are less important
C．all patients can be cured by a gall bladder-removal operation
D．a new breakthrough has been made in surgery

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热门试题

单项选择题

What does Margherita say about presenting a show

A．It is essential to keep in mind what is going to happen next.
B．It is more complicated than she had previously thought.
C．The ability to add and subtract is the most important requirement.
D．The contend of a show is sometimes changed suddenly.

单项选择题

What does that (Par. 1, sentence 6) refer to

A．The fame of the other presenters.
B．Margherita's fear of the other staff.
C．Self-important behaviour by the other presenters.
D．Bad treatment of Margherita by the other staff.