The first textbooks ______ for teaching English as a foreign language came out in the 16th century.
| A．to be written | B．written | C．being written | D．having written |
We are not prepared to compromise _____ the price of the computer.
| A．with | B．between | C．on | D．in |
--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 |