a tree_in the garden a are b there is c there are d is

问题描述:

a tree_in the garden a are b there is c there are d is

如果你题目没抄错的话,应该选D,is,因为主语a tree是第三人称单数.这句话的意思是:“在花园里有一棵树.”
它有两种表达形式:a tree is in the garden
或there is a tree in the garden
第二种比较常用.
希望我的回答你有帮助