1选择题
Look at the picture. There are three pencils. The red pencil is _______ the blue one.
- A. longer than
- B. shorter than
- C. as long as
- D. the longest
答案：A
解析：本题考查形容词比较级的用法。根据图片信息，红色铅笔比蓝色铅笔长，应使用比较级 'longer than'。易错点：学生可能混淆 'as long as' (和...一样长) 与比较级结构。
2选择题
It's 3:00 p.m. in the afternoon. In the 24-hour clock, it is _______.
- A. 3 o'clock
- B. 13:00
- C. 15:00
- D. 3:00 p.m.
答案：C
解析：本题考查24时计时法。下午3时转换为24时计时法是15:00。易错点：学生容易忘记下午时间需要加12小时，或者混淆12时计时法和24时计时法的表示。
3选择题
There are 8 apples. I want to share them equally among 4 friends. Each friend gets _______ apples.
答案：A
解析：本题考查除法（平均分）的概念。8 ÷ 4 = 2。易错点：学生可能误用加法（8+4=12）或乘法（8×4=32）。
4填空题
The ruler is 15 centimeters long. It is also _______ decimeters long.
答案：1.5
解析：本题考查长度单位换算。1分米 = 10厘米，所以15厘米 = 1.5分米。易错点：学生可能忘记单位换算关系，直接填写15，或者将小数点位置写错。
5填空题
A triangle has _______ sides. A square has _______ sides.
答案：three; four
解析：本题考查基本图形（三角形和正方形）的边数。三角形有三条边，正方形有四条边。易错点：学生可能将边数与角数混淆，或者拼写错误。
6填空题
Tom has 5 toy cars. His brother has 3 times as many as Tom. His brother has _______ toy cars.
答案：15
解析：本题考查“倍的认识”及乘法应用。Tom有5辆，哥哥的数量是Tom的3倍，即 5 × 3 = 15辆。易错点：学生可能误用加法（5+3=8）或减法。
7阅读理解题
Read the passage and answer the question.
My name is Lucy. I am 9 years old. I go to school at 8:00 in the morning. I have lunch at 12 o'clock. I go home at 4:00 in the afternoon. I do my homework for 1 hour. Then I have dinner at 6:00 p.m.
Question: How many hours does Lucy do her homework?
答案：1 hour.
解析：本题考查从短文中提取具体信息的能力。文中明确提到 'I do my homework for 1 hour.'。易错点：学生可能被其他时间信息干扰，或者需要计算时间差，但本题直接给出了时长。
8作文题
Look at the picture. Write 3-5 sentences about it. You can use the words: long, short, big, small, happy, sad.
答案：（示例）Look at the picture. There is a big dog and a small cat. The dog is long and the cat is short. The dog is happy. The cat is sad. They are friends.
解析：本题考查根据图片进行简单描述的写作能力。要求使用给定的形容词描述图片内容。易错点：学生可能无法正确组织句子，或者遗漏使用要求的词汇。书写规范和语法正确性也是考查点。