①具有腐蚀性、易潮解的药品不能直接放在天平托盘上称量  ②试管夹从试管口往下套    ③将鼻孔凑到集气瓶口闻收集的气体气味  ④可以用药匙或镊子取用固体药品 ⑤为了节约药品，将用剩的药品放回原瓶 ⑥酒精灯打翻着火，用湿抹布扑灭（   ）

小康在期末考试中作弊，被监考老师当场发现，并予以制止，责令其离开考场。一开始，小康还为自己的行为辩解，后来，经老师的批评教育，终于认识到了自己的错误，并流下了悔过的泪水，你认为（　）

下列关于亚投行创始成员国的叙述，错误的是（   ）

    My grandpa often goes for a____in the park. He never loses his way.

    But yesterday, a police car____him home. A police officer told (告诉) me that my grandpa was____in the park.

    When the police officer went away, I asked grandpa, "What's____with you today?" "Nothing, I just felt____and I didn't want to walk home. So I called the police and they took me home."