Question

(2012·天津)It doesn't matter ________ you turn right or left at the crossing—both roads lead to the park.

A．whether

B．how

C．if

D．when

Answer 1

A

句意：在十字路口无论你向左转还是向右转都没关系，两条路都通向公园。句中的It是形式主语，whether引导主语从句。whether...or...意为“是……还是……，不管……还是……”。