【C9】A．costlyB．cheapC．smallD．noisy

【C15】A．costlyB．cheapC．valuableD．precious

A noisy workspace could be killing your concentration. {A; B; C}A. 嘈杂的工作环境可能会

【C13】A．uniqueB．oddC．smallD．rare

What is wrong with the womans current apartment？A．It is too noisy.B．The walls are too thin

【C7】A．expensiveB．cheapC．valuableD．reasonable

Anyone who has roomed with a noisy person, worked in a noisy office or tried to study with