用合适的介词或副词填空

题目

用合适的介词或副词填空
1.I called him yesterday,but he was______work.
2.I often take my dog_______to the park_____a walk.
3.I have many books_______animals.These books help me learn a lot ______how to keep animals.
4.That mountian looks_______an elephant's trunk.
5.I'm afraid_______big dogs.

答案

1.I called him yesterday,but he was 【at】 work. at work:在工作中； 2.I often take my dog【out】to the park【 for】a walk. take sth out:把.带出去；for a walk:散步； 3.I have many books【about】ani...