o____ n. 起源，出身
o____ n. 起源，出身
o____ n. 开始，开端
o____ n. 开始，开端
o____ a. 阴暗，模糊
o____ a. 阴暗，模糊
未察觉,未注意 o____
未察觉,未注意 o____
There were several o____(物品) on the floor of the room.
There were several o____(物品) on the floor of the room.
o____ a. 椭圆形的 n. 椭圆形
o____ a. 椭圆形的 n. 椭圆形
O____, you should try some other password.
O____, you should try some other password.
o____ a. 口头的，口述的，口的
o____ a. 口头的，口述的，口的
We o____ first class after-sales service for our customers.
We o____ first class after-sales service for our customers.
暖hōnɡ-hōnɡ____ zhào____事者
暖hōnɡ-hōnɡ____ zhào____事者