小测验：选择正确的单词

1. The husband is usually the Bread-winner of the family.
   丈夫通常是一家之主。
2. Wool usually damages if washed in hot water.
   毛织物用热水洗一般会受损。
3. A usually impermeable substance used for caulking.
   堵塞材料用于堵缝的通常不渗透的材料
4. Car parts are usually standardized.
   汽车部件一般都是统一规格的.
5. To fall into a usually brief state of unconsciousness.
   昏厥进入短暂失去知觉状态

　1个副词解释