1.We saw a lot of commercial buildings in Chicago.

　　A condemned B razed C business D vacant

　　2.Salt has been a respected commodityfor much of recorded time.

　　A flavoring B preservative C remedy for illnes D article of trade

　　3.Pure feldspar is a colorless, transparent mineral, but impurities commonly make it opaque and colorful.

　　A truly B rapidly C periodically D frequently

　　4.In 1925 Clarence Darrow competently opposed William Jennings Bryan at the renowned Scopes Monkey Trial.

　　A adeptly B maliciously C privately D rashly

　　5.The Olympic Games attempt to transcend national interests and bring together the best international athletes in a spirit of friendly competition and peace.

　　A debate B celebration C instruction D rivalry

　　答案：1.C commercial adj. 商業(yè)的, 貿(mào)易的 /homespun adj. 樸素的 /vacant adj. 未被占用的 /razed adj. 被夷為平地的

　　2.D commodity n. 商品;日用品 /remedy n. 補(bǔ)救;治療法 /preservative n. 防腐劑/flavoring n. 調(diào)味品, 調(diào)料

　　3.D commonly adv. 通常地 /transparent adj. 透明的 /feldspar n. 【礦】長石 /opaque adj. 不透明的 /periodically adv. 定期地

　　4.A competently adv. 充分地 /adeptly adv. 熟練地 /maliciously adv. 不懷好意地 /rashly adv. 輕率地

　　5.D competition n. 競爭 /athlete n. 運(yùn)動(dòng)員 /rivalry. 競爭; 敵對(duì)狀態(tài)

　　1.We saw a lot of commercial buildings in Chicago.

　　A condemned B razed C business D vacant

　　2.Salt has been a respected commodityfor much of recorded time.

　　A flavoring B preservative C remedy for illnes D article of trade

　　3.Pure feldspar is a colorless, transparent mineral, but impurities commonly make it opaque and colorful.

　　A truly B rapidly C periodically D frequently

　　4.In 1925 Clarence Darrow competently opposed William Jennings Bryan at the renowned Scopes Monkey Trial.

　　A adeptly B maliciously C privately D rashly

　　5.The Olympic Games attempt to transcend national interests and bring together the best international athletes in a spirit of friendly competition and peace.

　　A debate B celebration C instruction D rivalry

　　答案：1.C commercial adj. 商業(yè)的, 貿(mào)易的 /homespun adj. 樸素的 /vacant adj. 未被占用的 /razed adj. 被夷為平地的

　　2.D commodity n. 商品;日用品 /remedy n. 補(bǔ)救;治療法 /preservative n. 防腐劑/flavoring n. 調(diào)味品, 調(diào)料

　　3.D commonly adv. 通常地 /transparent adj. 透明的 /feldspar n. 【礦】長石 /opaque adj. 不透明的 /periodically adv. 定期地

　　4.A competently adv. 充分地 /adeptly adv. 熟練地 /maliciously adv. 不懷好意地 /rashly adv. 輕率地

　　5.D competition n. 競爭 /athlete n. 運(yùn)動(dòng)員 /rivalry. 競爭; 敵對(duì)狀態(tài)