WhenIwasa的精選

問題詳情：請閱讀下面短文,從每小題所給的A、B、C三個選項中,選出一個最佳選項,並在答題卡上將項塗黑。WhenIwasauniversityteacher,Itoldmystudentsthatitwouldbewisetokeeptheirsmartphonesintheirbackpacks.Theywere...