2 o'clock pm这种表达方式对吗 理由

10：00pm读作ten o'clock pm还是ten pm?o'clock是什么的缩写? Are you alright? 这种表达方式对吗? o clock后面可以加pm或am o`clock后面加am或pm吗? my brother does his home at eight o‘clock pm画线提问at 8；00pm画线 after ten o'clock in the evening这样写对吗? we have lessons from 8 o' clock这句话对吗 2 o‘clock怎么读 植物中某有机物含C、H、O、N、S,此化合物可能携带氨基酸进入核糖体.这种说法对吗?理由? The things what he does are always good for you .这种表达方式对吗? 请问"Je suis un officier des douanes de Shanghai"这种表达方式对吗? 请问"I am an officer of Shanghai Customs"这种表达方式对吗?