become friends
The two have become friends.
成为朋友
两人已经成为朋友。
meet
Sometimes they meet in the staircase.
遇见
有时他们在楼梯里相遇。
call on
My teacher often calls on me.
提问
我的老师经常提问我。
shout
If you want to be heard, you have to shout your message loudly.
大声喊叫
如果你想被听到,你必须大声传达你的信息。