【题目】Nowadays robots ____________ to do more dangerous tasks for human beings.
A. are being programmed B. are programming
C. will be programmed D. will program
在线课程【答案】A
【解析】A考查时态和语态。句意：如今，机器人正被编程为人类做更危险的任务。正在进行的动作用现在进行时态，“被编程”用被动语态，因此用现在进行时的被动语态，故选A。