Question

2.一What is your pet dog like?

 —It is usually friendly, yesterday it barked and scared some children.

   A. and   B. because   C. so   D. but 

Answer 1

2. D所缺词前后分句的意思分别为“它通常很友好”、“昨天它 吠叫把一些孩子吓着了”，中间需一个意思为“但是”表示转 折关系的连词连接，but符合句意。