问题
单项选择题
急性菌痢时,小肠的运动形式主要是
A.分节运动
B.蠕动
C.蠕动冲
D.移行性复合运动
答案
参考答案:C
急性菌痢时,小肠的运动形式主要是
A.分节运动
B.蠕动
C.蠕动冲
D.移行性复合运动
参考答案:C
完形填空。 | ||||
Many children act in TV shows. They work several hours every day, 1 they can't go to regular 2 . How do they get their schooling? In Hollywood, about forty 3 give lessons for the children. Their work is very 4 . They make sure that the child 5 many different subjects. They make sure, 6 , that the child gets enough 7 and play. Children in Hollywood must attend classes twenty 8 each week. If not, they can't 9 in TV shows any longer. TV children are usually 10 pupils, and most of their teachers 11 this kind of work. They give the pupils 12 in many interesting 13 . Sometimes the "classroom" is a Mississippi 14 . Sometimes it is the inside of a spaceship. Often the pupils become 15 stars. | ||||
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