问题详情：
In the past few years thousands of films ________all over the world.
A．have produced B．have been produced
C．are producing D．are being produced
【回答】
B 考查动词的时态和语态。in the past few years为现在完成时的标志，主语“thousands of films”和谓语动词“produce”为动宾关系，所以用完成式的被动语态。句意：在过去的几年里，世界范围内数千部电影被制作。
知识点：现在完成时及其被动式
题型：选择题
