1、第4练学校生活类(四) 单词识记:headmaster laboratory literature presidentprivatescheduleteenageraccessachieveapproachcheatconceptexamineinstructionmeansreviewscorestrengthawarddiscourage短语扫描:bymistake错误地inone’sopinion/view在某人看来passby经过giveareport作报告doresearchon从事关于……的研究asaresult(of)结果(由于)