()3. I say bad words at home. Mum is .

A.happy
B.angry
C.bored

B

理解句子含义：我在家说脏话。A选项happy意为开心的，B选项angry意为生气的，C选项bored意为无聊的。结合生活常识，孩子说脏话时妈妈会生气，符合语境的是B选项。

二、选择合适的单词补全短文。
Maths was 1 for me. Every time I opened my maths book and saw the difficult exer-cises, I felt very 2. I often got low scores(分数) in maths tests. Looking at the red cros-ses(叉) on my papers, I was so 3.
One day, after a maths class, Tom said, “Don’t worry, Alex. I can 4 you with maths.” I felt much better. After that, I did maths exercises with him after school every day. And I often asked him for help. Now maths is my favourite 5.
()1. A. easy B. good C. hard
()2. A. angry B. worried C. excited
()3. A. happy B. bored C. sad
()4. A. help B. share C. talk
()5. A. subject B. project C. matter

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

1. 根据后文提到的“困难的数学习题、数学考试得低分”的内容，可知数学对“我”来说很难，选C。
2. 每次翻开数学书看到很难的习题，对应的心情是担忧的，选B。
3. 看到试卷上代表错题的红叉，考试分数很低，心情会很难过，选C。
4. 这里用到五年级学过的固定搭配help sb. with sth.，表示“在某方面帮助某人”，符合语境，选A。
5. 数学是一门学科，句子含义为“现在数学是我最喜欢的学科”，选A。

三、根据图片提示，仿照例文写一写。
[图]
I have a dog.
We go to the park every Sunday.
My dog runs and plays.
We have fun together.
I feel very happy.

.
.
.
.
.
.

I have two good friends.
We go to the playground every Friday.
My friends jump and play.
We play games hand in hand.
We have fun together.
I feel very happy.

本题要求仿照给定例文的写作逻辑，结合图片里和好朋友在校园操场玩耍的场景，使用本单元所学的一般现在时描述日常活动即可，写作逻辑依次为介绍自己的伙伴、说明共同前往的地点和固定时间、描述大家的活动、表达共处的愉快状态、抒发自身的开心感受，所用词汇和语法都符合五年级的学习要求。