题目内容
It’s difficult to ______ what the long-term effects of the accident will be.
| A．calculate | B．forecast | C．guess | D．form |
B
解析试题分析：动词辨析。A计算；B预测；C猜想；D形成；句意：要预测这次事故的长期影响是很困难的。根据句意说明B正确。
考点：考查动词辨析
点评：动词的词义辨析要放在上下文的语境中进行，要注意上下文的语义的串联以及逻辑关系的推理，特别要注意一些动词的固定搭配以及动词的深层次的含义的区别。
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