上海市中等职业技术学校寒假作业中职一年级
注：当前书本只展示部分页码答案，查看完整答案请下载作业精灵APP。练习册上海市中等职业技术学校寒假作业中职一年级答案主要是用来给同学们做完题方便对答案用的，请勿直接抄袭。
1. When we do the homework, we must do it
ourselves
(we).
答案：ourselves
解析：根据句意“当我们做作业时，我们必须自己做”，“我们自己”用反身代词“ourselves”。
2. The house
caught
(catch) fire yesterday because it is too hot in July.
答案：caught
解析：“yesterday”表明用一般过去时，“catch”的过去式是“caught”。
3. John has only half an hour for his hobbies at
most
.
答案：most
解析：“at most”是固定短语，意为“至多”，符合句意“约翰至多有半小时用于他的爱好”。
4. May is as
helpful
(help) as Mr. Li. She often shares her ideas.
答案：helpful
解析：“as...as”中间用形容词原级，“help”的形容词是“helpful”（有帮助的）。
5. That pair of glasses is one of the ______
swimmers'
.
答案：swimmers'
解析：“one of the+名词复数”表示“……之一”，“swim”的名词是“swimmer”，此处表示“游泳者的（眼镜）”，用名词所有格“swimmers'”。
（
C
）1. Why do porcupines aestivate?
A. Because they are not active animals.
B. Because the weather is too hot and dry.
C. Because they have nothing to eat during the summer.
D. Because their body temperature is not high enough.
答案：C
解析：根据第三段“As the hot days come, the earthworms go deep under the mud to keep themselves alive. During this time the porcupine can’t find any to live on, so it lies down to aestivate for months without eating.”可知，豪猪夏眠是因为夏天找不到食物，选C。
