sometimes it may be very difficult to distinguish ___right a
sometimes it may be very difficult to distinguish ___right a
It's very cold outside.It may be difficult to ___ the car.
It si very difficult to oneself,It si more difficult to be a
英语翻译now,it may be difficult to understand how a huge mass of
Is it very difficult to be very famous?
I'm ( )enough to know it is going to be a very difficult sit
To be a man is not easy,it's very difficult!living naturally
it's very easy to be different ,but very difficult to be bet
Late risers may find it (is) very difficult to cultivate the
9. It is very difficult for a teacher to _____ ...
英语翻译Moving to Mars迁居火星At the moment,it may be difficult to i
the operation proved to be very difficult.it proved to be __