You should often practice     Wap版

试题详情及答案解析

You should often practice , or you can’t win the game.

A．run	B．to run
C．running	D．to running

答案：C

试题分析：practice+doing表示练习做某事；句意：你应该经常练习跑步，要不然你就不能赢得比赛；结合句意，故选C
考点：考查非谓语动词。