I have received an offer from a German university, but I’m still hesitating ______ I should accept it.
We have finished the project finally . No one can imagine the difficulty we had _____the problem,
I’d like to work with _______ is honest and easy to get on with.
Mum is coming. What present _______ for your birthday?
The bell ____ the end of the period rang and we had to stop our discussion
—Where did you find the professor who made the speech yesterday? —It was in the hall ______ the students often have a meeting..