1.When you do the experiments,you should follow your teacher's_______(instruct).
2.If you want to get good mark,you should write the words__________(correct).
3.They went on a long train journey across____(Indian).
4.My parents don't have time__________(check) my homework.
5.The poor man lost his two ______(son) in the war.
6.The building has enough space_____(park) your cars,but you must pay 30 yuan for each.