sign vt.签字；签署

n.迹象；标记

A组　同义词

observe vt.↔respect vt.

wage n.↔salary n.

thankful adj.↔grateful adj.

B组　反义词

temporary adj.↔permanent adj.

unavailable adj.↔available adj.

C组　形近词

contact n.接触，联系↔contract n.合同

1.背诵经典　The volunteer was offered a temporary job as an accountant and he found it satisfying but stressful.

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2.背诵经典　The post required essential knowledge about database and an electrician wanted to apply for it，which meant his permanent job would be lost.

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3.背诵经典　The outgoing model thought she was qualified and demanded a renewable contract.

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4.背诵经典　The chef wanted to earn more money and leisure time，which he took for granted.

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