四、解决问题。
1. 水果篮中有苹果、梨、香蕉三种水果。梨占三种水果总质量的$\frac{2}{5}$，香蕉占三种水果总质量的$\frac{1}{4}$，苹果占三种水果总质量的几分之几？

$\frac{7}{20}$

2.科学课上，王老师布置了“测量一个U型铁块体积”的实践作业，凯凯用科普书上学的方法进行测量：先往长方体容器内倒入1.36升水，再放入一个U型铁块（完全浸没），这时测量得到的水深是6厘米，这个U型铁块的体积是多少？

140立方厘米

一、用括号内单词的适当形式填空。
1. She is (I) classmate.
2. Miss Li often looks after(照顾) (she) brother.
3. Shall we (eat) the cake?
4. Berry often (wash) her dress on Sunday.
5. We can (make) a list of things to do.

1.my 2.her 3.eat 4.washes 5.make

二、为下列句子选择合适的答语。
（）1. Do you go to school every day?
（）2. Can you play with us?
（）3. What is he doing?
（）4. What do they do on Sunday?
（）5. What day is it today?
A. I am sorry. I can't.
B. He is waiting for his friend.
C. They go to the zoo.
D. It's Friday.
E. Yes, I do.

1.E 2.A 3.B 4.C 5.D

三、完形填空。
It was Saturday morning and Joy was sleeping in her bedroom. Her mother 1 up and cooked breakfast. It was eight o'clock. Joy woke up. She 2 her face and brushed her teeth. Then she made the bed. Breakfast was ready. They had eggs and milk 3
breakfast. Joy ate one egg. Her mother ate two eggs. Joy and her mother drank two glasses of 4. After breakfast, Joy helped her mum 5 housework. Joy cleaned the room. Her mother did some dishes. They had a busy morning.
()1. A. get B. gets C. got
()2. A. wash B. washed C. washing
()3. A. on B. in C. for
()4. A. cake B. milk C. meat
()5. A. do B. does C. did

1.C 2.B 3.C 4.B 5.A