第1个回答 2010-08-17
thank sb for doing sth eg.Thank you for inviteing me to this party
没听过thankful 有这种结构
可以是I would be thankful if you ...
第2个回答 2010-08-17
有thankful for sth 或者thankful to do sth (感谢,感激,欣慰)
例如:I was thankful to see they 'd all arrived safely.看到他们平安到达,我感到很欣慰。
第3个回答 2010-08-17
貌似都不对。
只有thanks for doing sth.
第4个回答 2010-08-17
那2个短语都没有
it is thankful that 从句