How long do you think it will be ________ the computer company puts forward a new product?
| A．before | B．since | C．until | D．that |
---Try to remember to turn off the light when you leave the room.
---I’m trying to__ expenses.
| A．keep off | B．keep down | C．keep out | D．keep from |
Children who are always___ by their parents soon become selfish.
A. put away B. looked after C. given into D dealt with
He ___ 20 dollars for his old bike the other day.
| A．paid | B．took | C．spent | D．offered |
A dark blue design will not ___ on a blackboard.
| A．clear up | B．go up | C．show up | D．pick up |
The store had to___ a number of clerks because sales were down.
| A．lay out | B．lay off | C．lay aside | D．lay down |