5. My daughter keeps a pig as pet.
我的女儿养了一头猪当宠物。
还能这样说：
The pig is my daughter's pet.
My daughter's pig is a pig.
应用解析：
as fat as a pig 肥得像猪;
bleed like a pig 血流如注;
bring one's pigs to a fine market 卖得吃亏;失败，失算;
when pigs fly 除非猪会飞;绝不可能
6. The poodle is a popular house pet.
卷毛狗是很多人都喜爱的宠物。
还能这样说：
Many people like keeping a poodle as a pet.
The poodle is a kind of pet which many people like.
应用解析：
the popular front 人民阵线;
a popular edition 普及版;
a popular science readings 科普读物;
a popular song 流行歌曲;
a popular price 廉价
7. The dog needs to go to the vet to get a rabies shot.
给狗打个狂犬病疫苗吧。
还能这样说：
Give the dog a rabies shot in the vet.
It is necessary for the dog to go to the vet to get a rabies shot.
应用解析：
shoot the arrow at the target 有的放矢;
shoot sb. 击毙某人;
shot through with 充满……的;
the whole shoot 全部，全数;
shoot ahead of 疾进，超过;突然领先
8. Pets have feeling just like us.
宠物像人一样有感情。
还能这样说：
Pets are similar to us, they have feelings.
Just as we do, pets also have feelings.
应用解析：
have a feel of 对……有天赋;
how it feels 是什么滋味，意味着什么;
it feels like 好像要，似乎是;
to the feel 摸起来