单项选择题

The author advises consumers to______.

A．look for foods with such words as "certified organically grown"
B．grow their own food without synthetic chemicals
C．buy foods from a seller they often deal with
D．make sure the foods are pesticide free before buying them

<上一题目录下一题>

热门试题

单项选择题

What is considered to be the most important ingredient that makes a horror story

A．Irrationality.
B．Melancholy.
C．Uncertainty.
D．Suspension.

单项选择题

By saying that many kinds of fiction are self-explanatory (the first sentence of paragraph 2), the author means______.

A．they are easy to understand
B．they are meant for ordinary readers
C．they often use horror to develop their plots
D．their categories show what they are about