求助老PREP CR2的题目 - ChaseDream

When an airplane is taken out of service formaintenance, it is often repainted as well, and during the repainting no othermaintenance work can be done on the plane. In order to reduce maintenance time, airline officials are consideringusing a new nontoxic plastic film instead of paint. The film takes just as long to apply as paintdoes, but many other maintenance tasks can be carried out at the same time.

Which of the following, if true, is furtherevidence that using the film will help the airline officials achieve theirgoal? B

(D) The metal exteriors of airplanes have to beprotected from high temperatures and caustic chemicals such as exhaust gases.

(E) Even at speeds considerably higher than thenormal speed of a passenger jet, the film remains securely attached.

At present the Hollywood Restaurant has onlystandard-height tables. However, manycustomers come to watch the celebrities who frequent the Hollywood, and they would prefer tall tableswith stools because such seating would afford a better view of thecelebrities. Moreover, diners seated onstools typically do not stay as long as diners seated at standard-heighttables. Therefore, if the Hollywood replaced someof its seating with high tables and stools, its profits would increase.

The argument is vulnerable to criticism on thegrounds that it gives reason to believe that it is likely that C

(A) some celebrities come to the Hollywood to be seen, and so might choose tosit at the tall tables if they were available

(B) the price of meals ordered by celebritiesdining at the Hollywoodcompensates for the longer time, if any, they spend lingering over their meals

(C) a customer of the Hollywood who would choose to sit at a talltable would be an exception to the generalization about lingering

(D) a restaurant's customers who spend less timeat their meals typically order less expensive meals than those who remain attheir meals longer

(E) with enough tall tables to accommodate all theHollywood'scustomers interested in such seating, there would be no view except of othertall tables