【判断题】土壤结构性指土壤中单粒和结构体的数量、大小、形状、性质及其相互排列、相应的孔隙状况等综合特性。
【单选题】What is Mary going to do now?
【单选题】Ah, you must be Mary's sister.Come in and _____ everyone.
【单选题】Mary is ambitious enough to _____ to conversational fluency in Chinese in two months.
【单选题】Mary is the kind of person who always seems to be ______ a hurry.
【简答题】曲线 在区间 内是凸的,在区间 内是凹的,拐点的坐标为 。
【多选题】关于行纪的表述,正确的是()。
A.
行纪是指经纪人受委托人的委托,以自己的名义与第三方进行交易,并承担规定的法律责任的经济行为
B.
从事行纪活动的经纪人拥有的权利较大,承担的责任也较重
C.
在通常情况下,经纪人与委托人之间有长期固定的合作关系
E.
经纪人在行纪业务中应因介入买卖而改变中介本质
【单选题】I can see _______ apple tree behind the house. There are many apples _______ it. [ ]
【单选题】There are many ____ on the mountain.