The manager has _______ to improve the working condition in the company.

Our teacher always speaks slowly and clearly in class _____

What about the services in this hotel?— They are at least as good as, if not_____, those in yours.

My God! I haven’t prepared the files forthe new project yet!— _______. The boss won’t needit until next Friday.

,but that is my last offer–OK, it is a __________