kick-off
原意足球开球     
指事情的开始
Candidates kick off their campaigns with a speech.
竞选官职的候选人往往以发表讲话来开始竞选活动

opt for
选择
 Would you opt for an expensive luxurious car or a reasonable but practical car?
你是要一辆很贵的豪华轿车呢，还是一辆既便宜但又实用的车？