【单选题】听力原文: Bows and arrows are one of man's oldest weapons. They gave early man an effective weapon to kill his enemies. The ordinary bow or short bow was used by nearly all early people. This bow had limi...
【单选题】听力原文: Bows and arrows are one of man's oldest weapons. They gave early man an effective weapon to kill his enemies. The ordinary bow or shoat bow was used by nearly all early people. This how had limi...