写小狗的英语作文时，可以从以下几个方面入手：

外貌描述

描述小狗的眼睛、嘴巴、鼻子、毛发等特征。例如：“It has a pair of round eyes, a cute little mouth, and a flexible nose. Its fur is white, especially the belly, which looks like it's wearing a white dress.”

性格特点

描述小狗的性格，如是否友好、活泼、聪明等。例如：“It is very friendly and loves to play with children. It is also very clever and can learn tricks easily.”

日常生活

描述小狗的日常生活习惯，如喜欢吃的食物、玩具，以及喜欢做的活动。例如：“Its favorite food is bone and its favorite toy is a doll. It loves to run and play fetch.”

与人的关系

描述小狗与家庭成员的关系，如是否受到喜爱，如何与家人互动。例如：“My family loves him very much, and we take good care of him. We even built a small and cute house for him to live in.”

具体事件

描述与小狗相关的有趣或感人的具体事件。例如：“Once, I finished my homework and was playing with a glass ball when the dog called out to me, 'Wang!'"

My Pet Dog

I have a lovely dog. Its name is "Googlo". He is three years old. He has two big eyes. They’re black. He has one blue ear and one black ear. He is clever. I like my Googlo. He can jump and run. He can play football. He likes some fruit. I love my dog--Googlo.

通过以上几个方面的描述，可以使作文更加生动有趣，也能更好地展现小狗的特点和魅力。希望这些建议对你有所帮助!