书籍 Top Notch 1A - 第 5 单元 - 第 3 课

to move something like a window or door into a position that people, things, etc. can pass through or use

to move something like a window or door into a position that people or things cannot pass through

to cause a machine, device, or equipment to operate, typically by pushing a button or turning a key

to cause a machine, device, or equipment to stop operating, typically by pushing a button or turning a key

to form, produce, or prepare something, by putting parts together or by combining materials

anything that we can hear

to press or pull something so that water would pass through a toilet to clean it

to make it so that nothing can move through something