Motivationandpersonalitymay________thevaryingdegreesofsuccessinone’scareer.
A、accountforA
A . 说明，解释，是……的原因 ; B 请求，申请 ; C 冒风险，担风险 ; D 供应(给)，提供(给)
Themissingboyswerelastseen________neartheriver.
Thisis________goodreadinghabitsarenotonlyanimportantstudyskillforthestudent,butalsoanimportantlifeskillforanyone.
In1995,anaverageof_______ofdomestictravelerswentonsightseeinginChina.
Touristexpenditureshavedifferenteffectsonadestinationeconomy:salesbyfoodvendorstorestaurantsare_______effect;whiletaxifaresandairlineticketsalesare_______effect.
________hehasmanyfriends,heisoftenfeelinglonely.
