Myfatherasked__tohelpwithhiswork.

Ihesitatedforalongtime,andintheendIdecidedto_________thejob.

If their marketing team succeeds, they __ their profits by 20 percent.

Many careers require a college degree; some jobs, ________, only require previous experience.

Moviegoers know that many special effects are created by computers, they often don' tknow is that these scenes still require a lot of work.