【单选题】()方法是依据单个人的认识给出是否存在风险因素。
【简答题】额窦开口于 ,蝶窦开口于 ,筛窦后群开口于 。
【单选题】I wanted beer, but they gave me ______ thing. [ ]
【单选题】It was ______ fine weather that day. [ ]
【简答题】上颌窦开口于( )|鼻泪管开口于( )|蝶窦开口于( )|前筛窦开口于( )A. 上鼻道B. 中鼻道C. 下鼻道D. 蝶筛隐窝E. 总鼻道
【简答题】后组筛窦开口于() 蝶窦开口于() 额窦开口于 () 鼻泪管开口于()
【单选题】There is ___________ as a free lunch.
【单选题】I can’t believe a little girl can write many books. [ ]
【单选题】Land belongs to the city; there is __ thing as private ownership of land. A. no such a B. not such C. not such a D. no such