Although many measures________，the world’s economy is still going down.
A．were taken B．have been taken
C．will be taken D．are taken
Although many measures________，the world’s economy is still going down.
A．were taken B．have been taken
C．will be taken D．are taken
B
考查动词的时态与语态。表示过去发生的动作对现在造成影响，所以用现在完成时；take与measures之间构成动宾关系，所以要用被动语态。