单项填空. Yesterday _ 8-year-old fell into the river. _ boy was

问题描述:

单项填空. Yesterday _ 8-year-old fell into the river. _ boy was

Yesterday a boy who is 8-year-old fell into the river.

Yesterday a boy was 8-year-old fell into the river

Yesterday a 8-year-old boy fell into the river.
Yesterday a boy who is 8-year-old fell into the river.