A．traditionB．useC．customD．habit

【C13】A．planB．useC．ideaD．means

【C18】A．usingB．to useC．useD．to using

【C17】A．cultureB．behaviourC．customD．habit

【C6】A．customB．useC．traditionD．habit

【C6】A．planB．useC．ideaD．means

【S4】A．spendB．useC．takeD．consume