欧阳小七
ask the teacher for help.i am afraid of the dog 和i am afraid of dogs;都可以的。因为the dog 和dogs 都可表示一类----
s791144868
When I was a child I was afraid of dogs相关例句:1.When I was a child , I was afraid of the dentist because of the big drill. 我小时候非常害怕牙医,因为牙医都有一把大牙钻.
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