______ he was at home, I would have phoned him then.
A. Had I known B. I had known C. Would I know D. I would know
Helen looked at ______ finished report with ______ satisfaction.
A. the; a B. /; the C. the; / D. a ; the
Armed with the information you have gathered, you can preparing your business plan.
A．set out B．set up C．set off D．set about