You should be careful of such a personflatters you in your presence and speaks ill of you in behind

The fact that she was foreign made ______ difficult for her to get a job in that country.

It is to read the books our teacher recommended , for they are well _____ reading.

Whether you like it or not，we live in a community_____ on–line chatting is an important part of communication．

How much do you need ______ that bike