问题
Finding information is not a big deal today．—Well, the is how we can tell whether the information is useful or not．
A:courage
B:message
C:challenge
D:knowledge;
B:message
C:challenge
D:knowledge;
正确答案是：
同类题型
The film Let the Bullets Fly _____ a great success and brought in a large profit to the cinema
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Can you tell me ____ in a million years.
No decision _aboutany future plan until we have done some research into the student preference．