假设你是光明中学的李华,你想参加美国某大学在你校举行的“赴美交换生”的选拔赛

Dear editer,
I'm Li Hua.I'm in Grade Two.There are many tests in school every term.Before the test ,we all study hard even we keep studying late in the evening.Most of students are allbusy peparing for test and we are all nervous.So some don't sleep well.And we can't listen tothe teacher carefully in class.It's bad for our health.I hope there are less tests than before.If so,we also study hard like before.And we won't be nervous.We'll study in happy.Perhaps we do well in our study.Can you help me?