his books been sold out ? — Yes. So you can ’ t buy one now. 一般疑问句形式: ______________________+ 及物动词的过去分词。 have / has + not + been Have / Has + 主语+ been How many experiments have been done by the students this month? 特殊疑问句形式: 疑问词+ have / has + been + 及物动词的过去分词。并不是所有动词都有被动语态 happen, take place, break out, belong to, cost, last 等不及物动词或词组无被动语态。[误] Great changes have been taken place in China since 1978. [ 正] Great changes have taken place in China since 1978. 一、单项选择 1. Both my brothers work at the power station that ___ in my hometown. A. has set up B. has been set up C. was set up D. is set up 2. ---_____ the sports meet will be put off. A. I ’ ve been told B. I ’ ve told C. I ’ m told D. I told BA
全文预览
