The dead dog still______ where I____it a moment ago.
The company __________ a rise in salary for years, but nothing has happened.
I'm glad to see that you __________ a lot of progress since I__________ you last.
—Did you find the missing couple in the mountain yesterday?—No, but we __________ to get in touch with them ever since.
__________ my sister three times today but her line was always busy every time I phoned her then.
She ought to stop working, she has a headache because she __________ too long.