香豆素类药物的抗凝作用机制是A．妨碍肝脏合成Ⅱ、Ⅶ、Ⅸ、Ⅹ凝血因子 B．耗竭体内的凝

根据首字母提示，填入相应的单词。

    I'm a 1.C____ boy.  I 2.l____ in Nanjing.I like my school and my 3.f____. I have a big nose and

two black 4.e____. My sister and I are in different 5.c____. We 6.w____ to visit the Great Wall in

Beijing one day. We like 7.M____. 8.A ____ supper,we often 9.1____ to music on the Mp4. My

parents like reading books. Sometimes they 10.w____ TV in the evening.

结合本文具体的语言环境来解释下面加粗的词语。  

（1）故虽有名马：                                                                 

（2）一食或尽粟一石：                                                            

（3）食马者不知其能千里而食之：                                                    

　　 食不饱，力不足：                                                        

（4）不以千里称之：                                                                

　　 策之不以其道：                                                          

（5）策之不以其道：                                                                

　　 执策而临之：                                                            

（6）其真无马邪：                                                                  

　　 其真不知马也：                                                        

翻译延长的注册也称进位，是指（）进入A位。

黑变病的发生和下列哪些有关（）

A.与缺乏维生素有关

B.与焦油接触有关

C.是一种光敏性皮炎

D.可累及上胸和臂部

中国古代就有"不愤不启，不悱不发"这种启发之说，提出这一思想的是（ ）

A．孟子

B．荀子

C．墨子

D．孔子