迷惑OG10-143

coolmanray · 发表于 2007-6-14 21:46:00

OG10-143.

Recently discoverer fossil remains strongly suggest that the Australian egg-laying mammals of today are a branch of the main stem of mammalian evolution.....

"are a branch of"不是主谓单复数不一致吗?为什么在这里可以这样表达?麻烦高人解释一下.多谢!

coolmanray · 发表于 2007-6-15 19:33:00

Anybody knows?

coolmanray · 发表于 2007-6-18 00:40:00

有谁能帮忙解释一下?

carolinelmf · 发表于 2007-6-18 01:42:00

参考这个吧 http://forum.chasedream.com/dispbbs.asp?BoardID=23&replyID=2377928&id=254808&skin=0

迷惑OG10-143

迷惑OG10-143

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