【简答题】paddle one's own canoe
【简答题】图完成下列词组,填入所缺的单词。 _____markers one ______ ______ pens It's ______ o'clock. It's ____ o'clock. It's ____ o'clock.
【简答题】如下图 所示,地下水在中砂层孔隙中运动, AB 间距离 L=80m , AB 间高差 h =40m ,则I(AB)=?
【单选题】题干: 锚泊中从事捕鱼的船舶雾中应鸣放的声号是:
【多选题】What is the meaning of the word paddle?
A.
A short pole with a flat wide part at one or both ends, which is held in your both hands and use for moving a small boat.
B.
To make somebody suddenly feel afraid.
D.
To go upward with a gradual or continuous progress.
【单选题】()即因水而形成的精神力量和价值观念,主要包括以水为师的水德精神,大禹治水的奋斗精神,抗洪抢险的英勇精神和水利行业的奉献精神等。这些都是中华民族精神以水为载体的具体体现。
【简答题】如图 所示,地下水在中砂层孔隙中运动属于层流, AB 间距离 L=80m , AB 间高差 h =40m , AB 间过水断面面积为 12 m 2 ,渗透系数 K =8×10 -3 cm/s , AB 间水流量 m 3 /d ,地下水渗透速度 m/d 。(保留2位小数)
【单选题】听力原文:What's the fare to the airport? (5)