Boy students, could you come downstairs to help me carry those books?— OK, Miss LiuWe ______

The buildings in this city are not as tall as ______ in my hometown.

He _______ his books and didn’t notice my coming.

Where are my new sneakers Have you seen them– How __________ I know I’m your sister, not your servant.

May I ask a question after class, Sir—______, but not during my lunch break.