Certain conditions that might lead to cancer have been _ though the ultimate causes are unknown.四个选项（填于下划线处）：A：notified B：identifiedC：guaranteed D：ensured并且为什么?,谢谢,请知道的帮忙回答一下.

The people of a certain place are usually the most adapted to the local conditions.翻译 certain products on the terms and subject to the conditions of this agreement certain certain certain 英语翻译不要软件（有道、金山快译等）翻译的,那些有很多语法错误.原文 Logic CircuitsAn electronic gate is a subunit that allows a signal to pass under certain conditions.If these conditions are not satisfied the gate rema 英语翻译A Government Lease is deemed to have been issued under and by virtue of Section 14 of the conveyancing and property ordinance Cap.219 upon compliance of the conditions precedent contained in certain Agreement and Conditions of Exchange de the payment of a check cannot depend upon certain conditions being 机器翻译的不用浪费时间了····好歹我也懂点英语的。 There are a number of conditions affecting the tendency to perceive certain parts of a stimulus situation as figure and the others as ground. 英语翻译It is rather taken as a grounding intentional orientation that conditions our engagement with certain surfaces as we comport ourselves towards them “as screens.” 英语翻译It is rather taken as a grounding intentional orientation that conditions our engagement with certain surfaces as we comport ourselves towards them “as screens.” I'm gonna make him an offer he can't refuse conditions You should't comain about your hard conditions,but work hard and gradually improve them. I dont let go of your hand how afain temptation conditions are not conditions是什么意思 conditions是什么意思 conditions是什么意思 conditions是什么意思