虽然导致癌症的原因已经被发现了,我们却还没有可行的方法预防它.
a. 正在被发现
英语高考28.Although the causes of cancer ____,we do not yet have
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相关问题
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although the cause of cancer ___ ,we do not yet have any pra
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Do you think our life is full of causes of cancer?why?
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have yet to do sth.=have not yet done sth.
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Although I was not one of the winner,Iwas proud of that we h
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A:Have you got____ready for the sports meeting B:Not yet .We
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I have yet to find the answer.= I have not as yet found the
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---Have you finished the work yet? --- Not yet. I need
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According to the recent survey, cancer is the leading cause
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Although the work was not difficult,yet he didn't know how t
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“not yet”可以用来回答什么样的疑问句?比如 -do you have a boyfriend?-Not yet,