【C20】A．lengthB．longevityC．durabilityD．endurance

A．at lengthB．to a great extentC．from his heartD．by all means

__________ 查看材料A.lengthB.timeC.sakeD.hand

【C2】A．lengthB．rangeC．extentD．limit

A．entertainB．graspC．endureD．maintain

He is a successful entrepreneur with a _______ of vision.A) lengthB) breadthC) volumeD

【C4】A．lengthB．distanceC．degreeD．lengths