试题:You should have put the milk in the ice-box; I expect it ____undrinkable by now.试题:You should have put the milk in the ice-box; I expect it ____undrinkable by now.A.became B.has become C.had become D.becomes为什么这里不能用 bec
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![试题:You should have put the milk in the ice-box; I expect it ____undrinkable by now.试题:You should have put the milk in the ice-box; I expect it ____undrinkable by now.A.became B.has become C.had become D.becomes为什么这里不能用 bec](/uploads/image/z/12808439-71-9.jpg?t=%E8%AF%95%E9%A2%98%EF%BC%9AYou+should+have+put+the+milk+in+the+ice-box%3B+I+expect+it+____undrinkable+by+now.%E8%AF%95%E9%A2%98%EF%BC%9AYou+should+have+put+the+milk+in+the+ice-box%3B+I+expect+it+____undrinkable+by+now.A.became+B.has+become+C.had+become+D.becomes%E4%B8%BA%E4%BB%80%E4%B9%88%E8%BF%99%E9%87%8C%E4%B8%8D%E8%83%BD%E7%94%A8+bec)
试题:You should have put the milk in the ice-box; I expect it ____undrinkable by now.试题:You should have put the milk in the ice-box; I expect it ____undrinkable by now.A.became B.has become C.had become D.becomes为什么这里不能用 bec
试题:You should have put the milk in the ice-box; I expect it ____undrinkable by now.
试题:You should have put the milk in the ice-box; I expect it ____undrinkable by now.
A.became
B.has become
C.had become
D.becomes
为什么这里不能用 became 也是过去式啊(变了) 为什么非要用现在完成时
试题:You should have put the milk in the ice-box; I expect it ____undrinkable by now.试题:You should have put the milk in the ice-box; I expect it ____undrinkable by now.A.became B.has become C.had become D.becomes为什么这里不能用 bec
by now 到目前为止
现在完成时时间状语
You should have put the milk in the ice-box是虚拟
你因该把牛奶放冰箱里了对吧,其实没放
所以我才会猜想到他现在已经变得不能喝了,也就是变味了
表示已经发生的事!