懂英语的同学们,括号部分在句子里做什么成分啊???In addition to traditional course materials, MOOCs provide interactive user forums(to support interactions between students and professors)
MOOCs provide interactive user forums(to support interactions between students and professors)
主谓宾结构:M+provide + forums
后面是目的状语:为了...
主谓宾结构:M+provide + forums
后面是目的状语:为了...
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