问题
选择题
由于人们对动物的认识是逐步发展起来的,在给动物命名时,有的是看它像什么,有的是根据它自身的特点,下列各种动物中不属于鱼类的是( )
A.海马
B.黄鳝
C.娃娃鱼
D.中华鲟
答案
鱼类的主要特征为:一般生活在水中,用鳃呼吸,用鳍游泳,如海马、黄鳝和中华鲟等,而娃娃鱼又称大鲵,为两栖动物,而且是最大的两栖动物.
故选:C
由于人们对动物的认识是逐步发展起来的,在给动物命名时,有的是看它像什么,有的是根据它自身的特点,下列各种动物中不属于鱼类的是( )
A.海马
B.黄鳝
C.娃娃鱼
D.中华鲟
鱼类的主要特征为:一般生活在水中,用鳃呼吸,用鳍游泳,如海马、黄鳝和中华鲟等,而娃娃鱼又称大鲵,为两栖动物,而且是最大的两栖动物.
故选:C
完形填空。 | ||||
I Left My Glasses at Home Half a year ago Mrs Black 1 into the river while she was doing some washing there. 2 some young men saved her. She had a high fever that evening and her son bought some 3 for her. She didn't take it after she felt 4 better. From then on she could hardly hear 5 . And people had to talk her loudly(大声地) and this often 6 her a little trouble. So one day her daughter said to her loudly,"You'd better 7 to see a doctor, mother !" Mrs Black thought it was right and agreed 8 her. Her daughter drove a car and took her to a clinic(诊所)and then hurried to work. Mrs Black went in and found nobody there and 9 to knit(织) a sweater. 10 a nurse came in and said, "We close this afternoon, Granny. Come here tomorrow." The old woman nodded(点头), but she didn't leave and went on 11 . The nurse said it again 12 , but Mrs Black said 13 and was still sitting in the waiting-room. Now the nurse understood what it 14 . She brought out a piece of paper and wrote on it. "We close this afternoon. "Then she handed it to the old woman. Mrs Black looked at it carefully for a long time and then returned it to the nurse. " I'm sorry, madam, ''said the old woman, "I 15 my glasses at home ! " | ||||
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