He has made a wonderful discovery, ________ of great importance to science.
What a pity! Considering his ability and experience, he ______ better.
They advocate the proposal we were opposed ______ rediscussed at the next meeting.
The doctor advised the patient to give up smoking _____ his own health.
In our work quality counts for ______ quantity.
Considering your income, you should be able to ______ at least twenty dollars a week.