Please use each word in the following box once: [危急] [危险] [危害] [危机]
Please use each word in the following box once: [花费] [浪费] [收费] [消费]
Please use each word in the following box once: [发明] [秘密] [教训] [努力]
Please use each word in the following box once: [倍] [部] [培] [陪]
Please use each word in the following box once: [测验] [考验] [实验] [体验]
Your score(You may review this test later in the question review session.)