问题
选择题
下列与唾液淀粉酶的合成和分泌直接有关的细胞器是[ ]
A．核糖体与高尔基体
B．内质网和中心体
C．高尔基体和内质网
D．核糖体和线粒体
答案
答案：A
搜题请搜索小程序“爱下问搜题”
下列与唾液淀粉酶的合成和分泌直接有关的细胞器是[ ]
A．核糖体与高尔基体
B．内质网和中心体
C．高尔基体和内质网
D．核糖体和线粒体
答案：A
Dogs are people's friends. They will do anything their owners ask them to do and they do their duty very well. Curly is my black dog. He is big and strong. He is strong enough to carry me on his 1 . He likes running and playing with me. He likes to 2 .my father around in the fields, too. One day my father took off his coat, put it on the ground 3 a big tree and said to Curly, “ 4 my coat.” Curly sat down on the coat. Then my father remembered he had to 5 dinner for the family. 6 he went home and forgot all about his coat and dog Late in the evening I 7 my dog and looked for him everywhere in the yard. I called, "Curly, Curly!" But Curly did not answer. Soon my father wanted something in his coat pocket(口袋). Suddenly he remembered 8 he had done. Quickly he went back to the big tree. What do you think he saw? Curly was 9 sitting on the coat! He was afraid someone would take it 10 .
|