零五网 全部参考答案 亮点给力提优课时作业本答案 2026年亮点给力提优课时作业本三年级英语下册译林版 第21页解析答案
根据短文内容,完成下列句子。
The dolphin is one of the most precious animals. Dolphins live in the sea, but they are not fish. Their bodies are very long. They live on fish, shrimps(虾) and so on.

Dolphins are very friendly and peaceful. They never attack people. Instead, sometimes they save many people in danger. Dolphins are very clever. People often train them so that they can give a dolphin show. Dolphins use sounds to help find their way, look for their food and talk with each other. Sound is just like their eyes and mouths.
1. Dolphins live in the
sea
.
2. Dolphins live on
fish
,
shrimps
and so on.
3. Dolphins are
friendly
,
peaceful
and
clever
.
4. Dolphins can save
people
in danger.
5. Sound is just like dolphins'
eyes
and
mouths
.
答案:1. sea
2. fish, shrimps
3. friendly, peaceful, clever
4. people
解析 根据短文中“Instead, sometimes they save many people in danger.”可知,有时海豚可以拯救在危险中的人类。故填 people。
5. eyes, mouths
解析 根据短文中“Sound is just like their eyes and mouths.”可知,声音就像海豚的眼睛和嘴巴。故填 eyes, mouths。
解析:
翻译:
根据短文内容,完成下列句子。
海豚是最珍贵的动物之一。海豚生活在海里,但它们不是鱼。它们的身体很长。它们以鱼、虾等为食。
海豚非常友好且平和。它们从不攻击人类。相反,有时它们会拯救许多处于危险中的人。海豚非常聪明。人们经常训练它们,以便它们能进行海豚表演。海豚用声音来帮助它们认路、寻找食物以及相互交流。声音就如同它们的眼睛和嘴巴。
1. 海豚生活在$\underline{海}$里。
2. 海豚以$\underline{鱼}$、$\underline{虾}$等为食。
3. 海豚非常$\underline{友好}$、$\underline{平和}$且$\underline{聪明}$。
4. 海豚能拯救处于危险中的$\underline{人}$。
5. 声音就如同海豚的$\underline{眼睛}$和$\underline{嘴巴}$。
1. Sheep live
B
grass.

A.in
B.on
C.at
答案:1. B
解析:
翻译:
羊以草为食(羊靠吃草生存)。
2. We live
A
a small town.

A.in
B.on
C.at
答案:2. A
解析:
翻译:
2. 我们居住______一个小镇。
A. 在……里
B. 在……上
C. 在
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