Question

A foreign language like English is difficult to learn, so you ____________ work too hard. A．..

A foreign language like English is difficult to learn, so you ____________ work too hard. A．can’t B．must C．shouldn’t D．ought to

Answer 1

A

考查情态动词：can’t/couldn’t….too….,在…也不为过，其他情态动词没有这个用法，句意：向英语这样的外语很难学，所以你再努力也不为过。选A。