It was not until she got home __________ Jennifer realized she had lost her keys.
| A．when | B．that | C．where | D．before |
Fred entered without knocking and, very out of breath, sank _______ a chair. 
| A．on | B．off | C．into | D．to |
--- Is Peter there?
--- _____________, please. I’ll see if I can find him for you.
| A．Hold up | B．Hold on | C．Hold out | D．Hold off |
—Shall we go out for dinner tonight?
——______.
| A．You are right | B．It must be funny |
| C．That sounds great | D．Have a nice time |
Why are you so anxious? It isn't your problem.
| A． | on purpose | B． | in all | C． | on time | D． | after all |
Running a company is nota matter of hiring people - they also need to be trained.
| A． | simply | B． | partly | C． | seriously | D． | equally |