A:大熊猫
B:昆虫
C:丹顶鹤
D:螃蟹
- Long time so see!
- Oh! It ________ five years since we met last time.
I'd like you to meet Bob. is my best friend.
连续九个自然数中至多有几个质数?为什么?
《上海洋场竹枝词》写道:“往来如织密如麻,满眼汽车与电车……欲保安全维秩序,认明红绿两边灯。”材料反映了( )
It's cloudy.____