—Do you have________trouble dealing with the problem?—Yes. It is________me. 

The boy was sitting _____ his mother, _____ his back _____ the door.

Mother arranged an appointment ____ me ____ the dentist.

--I failed in the driving test. --Don’t be so disappointed.      , you’ll have one more chance of trying it.

Nowadays, it is hard for an ordinary family in Yangzhou to stay __ if they purchase a villa.