canst
v. 你能,你可以(对某人说话时表示 you can)
例句
How canst thou talk so?
你怎么能这样说呢?
Thou canst not do anything against me!
你不能做任何反抗我的事!
As thou dost know, who all men's hearts canst see.
正如你所知道的,人心皆可见。