请教一个关于be online的疑问
3个回答

你们老师的说法的确有问题,be动词肯定是要和人称时态配合的。

搜了几个例句:

Computer science is a forerunner in web availability -- a substantial percentage of the literature is online and available through search engines such as ...

ESNSurvey 2009 is online!

... even "offline" classes are online now