12.請在錄音中,你將聽到一篇短文及五個問題.請根據(jù)短文內容及問題選擇正確答案.短文及問題聽兩遍. 16.A.Because he was too tired. B.Because he had to cook dinner. C.Because he had lots of work to do. 17.A.In a book. B.In a magazine. C.In a dictionary. 18.A.About half an hour. B.About an hour. C.About two hours. 19.A.Angry. B.Surprised. C.Afraid. 20.A.A picture of a man. B.A picture of a lion. C.A picture of a house.