马克的用法和样例：
例句
-
马克。吐温写的作品你知道多少？
How much do you know about the works of Mark Twin. -
马克是个不听话的孩子，我看他们现在对他的培养方面做得不错。
Mark's a difficult child and I think they're making a good job of bringing him up. -
她曾经写信给马克吗？
Has she ever written a letter to Mark? -
马克曾在密西西比河上当过领航员。
Mark used to be a pilot on the Mississippi River.
