v. have the quality of being; (copula, used with an adjective or a predicate noun)
v. be identical to; be someone or something
v. occupy a certain position or area; be somewhere
v. happen, occur, take place; this was during the visit to my parents' house"
v. 是, 表示, 在
[计] 后端, 总线允许
1. I want to be a doctor when I grow up.
我长大后想成为一名医生。
2. They will be happy to see you again.
他们再次见到你会很高兴。
3. She is very good at playing the piano.
她弹钢琴非常好。