完形填空

My name is Bob. I'm a middle school student. My home is about two miles 1 school. I usually leave2 school at about 6:30. I usually get to school 3. It takes me about 20 minutes. But sometimes I go there 4. It takes 5 only ten minutes.

    My friend Nick, usually goes to school by bus. He usually 6 at 5:30 every day. Then he has7 quick breakfast and goes to school at six. First he8 to the bus stop. Then the bus takes 9 to school. It usually takes him forty minutes to get to school.

     There are different 10 to get to school. But I like walking best.

在下面语段中的横线处填入句子，语序正确的一项是（    ）

    峰回路转，华亭寺的山门突现在眼前。______________。

①说也奇怪，游人都只觉其可喜而不觉其可怖

②我在别处还没有看到过如此既大且好的山门神

③似乎正在捉拿妖魔

④山门前相当宽广，门外左右两侧各有一座门神，硕大而狰狞

⑤大概因为知道他们是狰狞于貌而不是狰狞于心

⑥他们巨目怒睁，巨臂长伸

解：∵OM是∠AOC的角平分线，

∴∠MOC= $\frac{1}{2}$ ____

∵ON是∠BOC的角平分线，

∴____= $\frac{1}{2}$ ∠BOC

∴∠MOC+∠NOC= $\frac{1}{2}$ ∠AOC+ $\frac{1}{2}$ ∠BOC= $\frac{1}{2}$ （∠AOC+∠BOC）

又∵∠AOC+∠BOC=180°

∴∠MOC+∠NOC=____

∴∠MOC与∠NOC____．