下列句子中冠词使用有误,请改正

问题描述:

下列句子中冠词使用有误,请改正
下列句中冠词使用有误,请改正.
1.Is he an university student?
2.----How far is it from here?----About half a hour's ride.
3.Tom's often have a breakfast at 7:00.
4.A moon is smaller than a earth.
5.He is a first one to get to school.

an 改成 a
a 改成an
去掉 a
两个a 都要改成the
a改成the