【C9】A．associatedB．concernedC．tied upD．involved

【C15】A．associatedB．connectedC．coincidedD．compared

【C8】A．associatedB．relatedC．relatingD．associating

【C9】A．fell outB．escapedC．did upD．tied to

【C6】A．worriedB．concernedC．anxiousD．nervous

【C13】A．associatedB．combinedC．connectedD．linked

【C8】A．associatedB．attachedC．combinedD．connected