6 Three million tons of coal ________ every year in the city

6 Three million tons of coal ________ every year in the city.
A is exploited B are exploited C had exploited D have exploited
为什么选B 不是该用完成时吗?

侠之大者007 1年前已收到4个回答举报

你还是他花朵

共回答了14个问题采纳率：92.9% 举报

..首先,要注意 "every year "...因为事 every year ,所以不能用完成时,而且,即使要用完成时的话,后面也要捷been,表示被动,即have/had been exploited

1年前

200818yy 幼苗

共回答了15个问题举报

coal(煤)事不可数名词

1年前

0度亲吻180度呼吸幼苗

共回答了22个问题举报

要用完成时的话后面要加been，表被动
tons 是可数名词要用are，整句是个被动语态，必须加BE动词

1年前

shzy1998 幼苗

共回答了715个问题举报

要用完成时也应该用完成时的被动语态啊have/had been exploited

1年前

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