.Dalian is______ most beautiful coastal city and I believe I will come for ______ second visit.
I'll have you _______ English in six months .
I posted the letter some time _____ the week .
If you ______ stop smoking , you can only expect to have a bad cough .
There must be ______ book which could help .
The young man spent as much time as he ______ over his lessons.