I suppose I should be thankful. 我想我应该感激才是。

+for We are so thankful for all the support we received. 我们非常感谢所获得的一切帮助。

+(that) We can only be thankful that there were not more casualties. 我们只能庆幸没有更多的人员伤亡。

thankful to do sth Those whose homes were damaged were just thankful to be alive. 房子被毁的那些人只能庆幸自己还能活着。