A．loneB．singleC．individualD．personal

Happiness is a feeling which varies from person to person.（)

Even when he is with others, he feels rather ______.A．aloneB．singleC．lonelyD．unique

【C6】A．humanB．mankindC．individualD．civil

【C5】A．collectiveB．publicC．individualD．private

【C11】A．collectiveB．publicC．individualD．private

We always aim to give our ()attention to our clients.A personalB singleC onlyD once