31st, etc. are the correct options. When you use ordinal numbers ending in 1, you use first. The only exception is eleventh, because although it ends in 1 its “name” doesn’t contain the word “one” like 21, 31, etc.

2016年2月9日 · “Month ending” means up to and including the last day of the month. In some months that is the 28th, the 29th, the 30th, or the 31st. So the catch-all “month ending” can be used in any month. The reason the “ending” is in there is to tell you specifically that the report is for the complete month.

2010年12月9日 · By most definitions, the date changes at midnight. That is, at the precise stroke of 12:00:00. That time, along with 12:00:00 noon, are technically neither AM or PM because AM and PM mean "ante-meridiem" and "post-meridiem", and noon and midnight are neither ante- …

In a sentence I usually use "from January 1, 1923 through December 31, 1986". But it is too long for use in section titles. It is relatively easy to find documentation on single date formatting compliant to standards and conventions for different locales. But I can't seem to find standards on date ranges formatting.

2014年8月28日 · If, in a contract fr example, the text reads: "X has to finish the work by MM-DD-YYYY", does the "by" include the date or exclude it? In other words, will the work delivered on the specified date

2013年3月5日 · Although, by definition, “before Tuesday” actually means “by Monday at the latest”, many people still confuse “by” (up to AND including) and “before” (up to BUT excluding).

If "as of January 23rd" is adjectival, then not only can it mean. That I need all transactions from the beginning of time (so to speak) till January 23rd, and. That I need all transactions from January 23rd to now? but if "as of January 23rd" is adverbial, it can also mean "As of January 23rd, your job will include getting me all the transactions."

2011年8月16日 · You are coverered for days until Monday January 13. Enjoy the time with your family. Call when you return to town. May want to check in with luc regarding his staffing needs. So, I interpreted the line "You are covered for days until Monday January 13" initially, I thought that I was covered up to the 12th and had to come to work on the 13th.

2014年8月23日 · @WS2 In speech, very nearly always. In writing, much less so. I think what may be going on is that one just assumes that “June 1” is pronounced “June First”, or “4 July” as “the Fourth of July”.

2019年8月20日 · If some validity period, say a promotion, specifies "valid through 2021", does that mean until Dec 31, 2021, or Jan 1, 2021? This is in the USA, if this differs around the world.