Have you finished your experiment report, Jane?—Oh, my God I’ve _____ forgotten all about that

He has changed a lot. He _______ not whathe _______.

This work, when we find it and do it—-_________only as a hobby at first—is a key to our true happiness

The engineers are so busy that they have zero time for outdoor sports activities, ________they have the interest.

I tried phoning her office, but I couldn’t________[ ]