Areyouconcernedabouttheeffectofthehaze(霧霾)inSingapore...
問題詳情： Areyouconcernedabouttheeffectofthehaze(霧霾)inSingaporeonthehealthofyourchildren?Thenyoushouldreadthefollowingpassage.“Youngchildren,especiallythosewithlungorheartillness,shouldavoidoutdo...