There is a coffee ____ at the street corner. (shopping)

下列叙述中错误的是（　　）

She can ____(dance). She's a ____(dance).

下列结构中，由磷脂分子和蛋白质分子构成的膜性结构有                           （   ）
①细胞膜　                     ②线粒体　            ③内质网　               ④核糖体
⑤中心体　                     ⑥染色体　            ⑦核膜                   ⑧高尔基体

It is cold in the room. They ______ have turned off the heating.