【单选题】Not until____ did Humphrey begin working.
B.
had it stopped raining
【简答题】已知(如图):正方形ABCD的边长为b,正方形DEFG的边长为a. 求:(1)梯形ADGF的面积; (2)三角形AEF的面积; (3)三角形AFC的面积.
【多选题】乳牙存在的时间虽短,却是儿童的主要咀嚼器官,它具有 等重要的生理功能。
【单选题】The rain was beating the windows.
【单选题】将全部成本分为固定成本、变动成本和混合成本所采用的分类标志是( )。
【简答题】一个正方形的面积为48cm 2 ,另一个正方形的面积为3cm 2 ,问第一个正方形的边长是第二个正方形边长的几倍?
【简答题】一个正方形一组对边减少3cm,另一组对边增加3cm,所得的长方形的面积与这个正方形的每边都减去1cm后所得的正方形的面积相等,则原来的正方形的边长为______.
【简答题】The rain was beating the windows. (in / against / at)
【单选题】Why did the cab driver, who didn’t know the way to City Hall, responded that he knew? _____
B.
To demonstrate hospitality
【单选题】Why doesn't Taylor take a cab?
A.
It's not safe since most cab drivers drive recklessly.
B.
It's not easy to hail a cab around this area.
C.
It's too expensive because of the long distance.
D.
She thinks Uber is more fun.