作为一个英语专业的学生，过了专四，对专八没信心...

What does the cancellation of the 16-day flight mean?

A．The scientists on the ground are pursuing only their most important experiments.

B．The shuttle team will be disappointed at the curtailment of the science mission.

C．The science will complete the experiments on a later shuttle flight.

D．The remaining generators are sufficient.

Why are the lions in the Git Forest especially vulnerable to disease?

A．They are physically weaker than the African lions.

B．They are small in size.

C．They do not have enough to eat.

D．They have descended from a dozen or so ancestors.

Which of the following is NOT among the reasons that India is creating a secondary sanctuary for the Asiatic lions?

A．Too many of them in the present sanctuary.

B．Possible outbreak of disease.

C．Clashing with people.

D．Food shortage.