2006 山东临沂A report says hundreds and thousands of trees ______in the Amazon rainforest last yearA.was cut down B have been cut downc were cut down D had been cut down 我选的是D

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2006 山东临沂A report says hundreds and thousands of trees ______in the Amazon rainforest last yearA.was cut down B have been cut downc were cut down D had been cut down 我选的是D

2006 山东临沂A report says hundreds and thousands of trees ______in the Amazon rainforest last yearA.was cut down B have been cut downc were cut down D had been cut down 我选的是D
2006 山东临沂A report says hundreds and thousands of trees ______in the Amazon rainforest last year
A.was cut down B have been cut down
c were cut down D had been cut down
我选的是D

2006 山东临沂A report says hundreds and thousands of trees ______in the Amazon rainforest last yearA.was cut down B have been cut downc were cut down D had been cut down 我选的是D
就是时态的问题
你看下句子中的时间状语是last year
所以时态肯定是一般过去式
那符合时态的只有A. C
因为hundreds and thousands of trees ,作主语的是trees,是复数,所以选were,肯定是被动语态
故只能选C

2006 山东临沂A report says hundreds and thousands of trees ______in the Amazon rainforest last yearA.was cut down B have been cut downc were cut down D had been cut down 我选的是D 山东临沂 write a report是什么意思 she write a report. give a report是什么意思 writing.a.report是什么意思 a-school-report是什么意思 英译中:present a report a-school-report是什么意思 draft a report A Report About a flim writing a report的意思 a report on an accident 英语作文a weather report, a third report 啥意思 write a report like意思 She _(report) news.She is a _(report). a report on/about/of sth的区别a report ona report abouta report of的区别.