为下列句子选择正确的英文表述。
1. 我的袜子在哪里？[ ]
A. Where is my socks?
B. Where are my socks?
C. Where are my sock?
2. 李明正坐在椅子上。[ ]
A. Li Ming is sitting on the chair.
B. Li Ming is sit on the chair.
C. Li Ming sits on the chair.
3. 那是我的白色衬衫。[ ]
A. That is my white shirt.
B. This is my white shirt.
C. That is my shirt white.
4. 让我们做个游戏吧！[ ]
A. Let is play a game!
B. Let's play a game!
C. Let's play game!
5. 火车就要开了！ [ ]
A. The train is leaving!
B. The train leaving!
C. The train is leave!