Definition: to use time doing something or being somewhere Level: A2
为了完成这个项目，我们需要花费大量时间和精力。
We need to ___spend a lot of time and energy to complete this project.
别把时间都花在刷手机上。
Don't ___spend all your time scrolling on your phone.
你做作业要花多长时间？
How long do you ___spend on your homework?
