问题
Finding information in today’s world is easy.– That’s right. The ____ is how you can tell if the information you get is useful.
A:ability
B:competition
C:challenge
D:Knowledge;
B:competition
C:challenge
D:Knowledge;
正确答案是：
同类题型
led in the exam, ____ provesthat he wasn’t working hard enough.
_________ many times, but he stillcouldn’t understand it.
I don’t know much about computer.—I don’t know, ________. Let’s go and ask for help.
I am busy now and I want to go shopping _____ [ ]
What do you think of the film? —Cool! Never before _____ a better one.