一月二月三月四月用英文怎么表达？

　　It was unseasonably mild for late January.

　　一月下旬天气就这么暖和有点反常。

　　The new drug will be generally available from January.

　　这种新药从一月份开始将可大量上市。

　　I will be on leave during the week commencing 15 February.

　　我将从2月15日开始一周的休假。

　　Postal workers are getting a 5.2% pay rise, backdated to February.

　　邮政员工的工资将提高5.2%，追溯至二月份起算。

　　Time marches on and we still have not made a decision.

　　时间过得飞快，而我们却还没有拿定主意。

　　The country has been on a war footing since March.

　　自三月份起这个国家就准备要打仗。