各位看看这篇英语完形填空

题目

各位看看这篇英语完形填空
“You can learn English more efficiently( 效率高地) if you send 20 minutes a day for a week than if you spend two hours a day.” This is __21__ a teacher usually says when he tells his students how to allot(分配)their time.But is it true?
Suppose you have a bucket ____22__ a small hole in its bottom.Now you are asked to fill the bucket with the water in a basin.If you are __23__ to lift the basin full of water,you are sure __24__ a bowl or something alike.You will dip out the water from the basin with the bowl and ___25__it into the bucket You may dip from the basin again and again.However,you will soon __26__that as soon as you pour a bowl ow water into the bucket ,most of the water leaks out through the __27__,so you are __28__able to fill up the bucket this way.
On the contrary ,if you are an adult,you will undoubtedly __29__the basin and pour the whole basin of water into the bucket at once.Now,the bucket is full.Though the water in it is also leaking out,you at le

答案

唉,看得头都晕了,不知道对不对,有问题的再问我吧
C A C B A
D A D D A
B B A B B
B A C B A