精选优质文档-倾情为你奉上语态练习练习及答案详解1. The streets _ many times every day. A. clean B. cleans C. cleaned D. are cleaned2. What happened to Martin yesterday? He _ by a car when he was crossing the road. A. hits B. was hit C. hit D. is hit3. The 30th Olympic Games _ in London in 2012.A. held B. is hold C. will hold D. will be held4. The students _ how to do the experiment in class yesterday. A. taught B. were taught C. are taught D
