They ______ to the World Park last Saturday.        [ ]

A.planed going  

B.planned to go  

C.planned going  

D.planed to go

红参用于抢救虚脱常用汤剂的剂量是

A．1～3 g

B．3～6 g

C．6～9 g

D．9～15 g

E．15～30 g