【判断题】Is it a suitable topic sentence? “Fast food is tasteless and greasy because it uses too many canned, frozen, and packaged foods and because everything is fried in oil or butter.”
【单选题】Which of the following statements is true of packaged and custom software?
A.
Packaged software are applications that are designed and developed exclusively for a specific organization.
B.
The development costs of custom software are much higher than for packaged software because of the time, money, and resources that are required to design, develop, and support them.
C.
Packaged software is well suited for tasks that are unique to a particular business.
D.
Custom software is cost effective since the vendor that builds the application can spread out development costs through selling to a large number of users.
E.
Custom software is highly useful for standardized, repetitive tasks, such as writing a report or preparing a presentation.
【单选题】About 60 to 70 percent of packaged foods in the United States contain GM food, said Hansen, a research associate with the Consumer Policy Institute in New York.