Thecomputerisausefu的精选

问题详情：阅读下面短文，根据短文内容回答下列各题。把*写在每小题后横线上。   Thecomputerisausefulmachine．Itcanhelppeoplealotintheirdailylife．Forexample，itcanhelppeopletosavemuchtimetodomuchwork，anditcanhelp...