小刘取得导游资格证书后,与旅行社签订了劳动合同,他可凭借劳动合同向()申请领取导游证。
A.国家旅游局
B.省级旅游局
C.地级、市级旅游局
D.县级旅游局
参考答案:B
下列关于兴奋传导和传递的叙述中,错误的是()。
A.动作电位的产生与Na+内流有关
B.神经递质经突触间隙作用于突触后膜只引起突触后神经元兴奋
C.无论是兴奋的传递还是传导,都要消耗ATP
D.一个反射活动的时间长短与反射弧中突触数量有关
Choose. 选词填空。
1. either too and but
A. Tom likes oranges bananas. he doesn't like grapes.
Jenny doesn't like grapes, .
B. I like fish. My sister likes fish, . my mother doesn't like fish.
2. in the morning in the afternoon in the evening
A. We have breakfast at 7:00 .
B. We have lunch at 12:00 .
C. We go home at 4:30 .