past passive continuous 过去进行时该什么时候用呢？

past passive是什么意思? past simple passive 好像是语法 passive past passive continuous 过去进行时该什么时候用呢？ Use the past simpie passive form of the verbs. This photo____(take)two years ago. 怎么填?用 Past simple passive passive observer A large amount of money is spent on advertisements every year.if this is passive sentence?whether past tense of spend is spent? Rewrite the sentences.Use the past simple passive.1.Someone left the door open last night.2.They closed the main railway station yesterday, 写出正确的时式...present simple还是past simple,active还是passive写出正确的时式...present simple还是past simple,主动还是被动...1.In summer,more ice cream _________ (eat) than in winter. Past past past present continuous passive You always passive. passive-aggressive-behavior是什么意思 Passive -aggressive是什么意思 什么是PASSIVE VOICE啊? presnt perfect passive