Despite their______ of interest,Fleming kept trying to develop the chemical ______ it would be safe and effective.
The belief ________ people find it more convenient to stop on Sundays ________ in the research.
Tom came back with a message ________ there would be a test soon.
They have no idea at all ________.
The notice came around two in the afternoon _______ the meeting would be postponed.
—Is there anything else to discuss? —_______. I guess.