【多选题】电路如图所示,网孔电流为I1、I2、I3,设电流源电压为u,则下列方程正确的是【图片】
【单选题】—Happy Teachers’ Day! Here are some flowers for you. — beautiful flowers they are! Thank you!
【单选题】There are some flowers on the teacher's desk.
【简答题】电路如下图所示, 设结点1和结点2电压分别为Un1、Un2,则下列结点电压方程列写正确的是【图片】A. B. C. D. E. F. G.
【判断题】通过征收水资源费,可以促进节约,合理用水
【简答题】听对话,回答问题。 1. What does the man want? A. Some flowers B. Some bananas C. Some books
【单选题】On my birthday, Kate gave me some flowers. The flowers ______ her ¥56.
【单选题】There are some flowers behind the house.
【简答题】A.Cutting the grass. B.Shaving the trees. C.Planting some flowers. D.Planting some trees.
【单选题】What does the man do?
A.
He shows the woman his flowers.
B.
He brings the woman some flowers.
C.
He tells the woman he likes flowers.