— What will they do to deal with the accident?

— Ten doctors and five nurses have       a medical team and will start out right now.

A．worked out

B．made up

C．helped out

D．belonged to

一个队列的进队列顺序是1,2,3,4,则出队列顺序为( )。

A．4,3,2,1

B．2,4,3,1

C．1,2,3,4

D．3,2,1,4