11. Listen! Xiaoling ________ in her classroom.A. sings B. singing C. is singing
( ) (4)Do you want ______ swimming with your family? A. to go B. going C. goes
( ) (3)She is dancing ______ his party. A. on B. at C. in
( ) (2)His hobby _____ cooking. A. is B. are C. does
( ) (1)Look here_____ my mum. A. in B. at C. on
选出每组中不同类的单词。