--Tony, come down and help me with the heavy box!
-- Come on! I _____ all day long．Get Peter to do that!
A．work B．had been working C．had worked D．have been working
She hurried to her office by taxi, only _____ that the key had been left at home.
A．finding B．found C．to find D．find
You must be aware that it’s here _____we found evidence of some of the earliest people who lived in this part of the world.
A．where B．that C．/ D．what
I am delighted to _____ your acquaintance, Mr．Baker.
A．put B．make C．take D．have
--- What are you busy with?
--- The conference in our city next week.
A．held B．to be held C．be holding D．will be held
---Where did you get to know her?
---It was on the farm we both once worked in the 1970s.
A．that B．which C．when D．where
