When we can see well, we do not think about our eyes often. It is only when we cannot see perfectly that we come to see how important our eyes are. 3) People who arefarsighted______. (2分)
选项：

A:cannot do a lot of close work without glasses
B:can only see things that are very close to their eyes
C:have difficulty reading a book if they hold it at arm’s length
D:have the same problem as the nearsighted people