填空题freedom
填空题When you speak English, your pronunciation should be correct, _______________(否则人家就听不懂你的意思).
填空题The background music in an assembly line is designed _______________(不被听到).
填空题Today the public is much concerned about the way _______________(大自然正被毁坏).
填空题_______________(无论你是为了吃而活着还是为了活着而吃), food is a major expenditure in every, family’s budget.