工会是职工自愿结合的工人阶级的群众性组织。
参考答案:对
------ When shall we meet again?
------ Make it ______day you like. It’s all the same to me.
A.one
B.any
C.another
D.all
能将燃油输送到燃油总管的燃油泵,有几个()?
A.2个
B.4个
C.6个
D.3个