题目内容

The World Wide Web is sometimes jokingly called the World Wide Wait because it ________ be very slow.   
A．shouldB．mustC．willD．can
D
考查情况动词。can可以表示一种客观存在的可能性，但不一定就会发生。A应该；B必定，必须；C将；句意：….因为它有可能会很慢。
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