You should be grateful to your employees, because you wouldn't be_you are now without them.
—Coach,can I continue with the training?—Sorry,you can’t________you haven’t recovered from the knee injury.
I had hardly got to the office________my wife phoned me to go back home at once.
Please call my secretary to arrange a meeting this afternoon,or________it is convenient to you.
He was so deep in thought,thinking of the problem ________ he knocked into the tree without noticing it.
________you’ve experienced it,you can’t understand how I felt.