B开头短语

be good at 擅长…
be from 来自
be careful of 小心
be strict with 严格要求

be angry with 对…·生气

be different from 不同于

be worried about 对…·担心

be late for 迟到

be afraid of 害怕

be interested in 对…·感兴趣

be going to do 即将做……

behind the door 在门后面
because of 由于…
best wishes 最美好的祝愿
both of 两者都

by bus 坐公共汽车

by air 坐飞机
by car 坐汽车
by chance 偶然，碰巧

by accident 偶然，意外地

by mistake 错误地

bus station 公交站