Nowadaysmeteorologistscanmakegoodforecastfor3or5days．Pe...

问题详情：

Nowadays meteorologists can make good forecast for 3 or 5 days ．Perhaps soon they may be able to do that for a week or ____．

A．more behind       B．more ahead           C．less behind          D．less ahead

【回答】

B

知识点：形容词

题型：选择题