would like someone help to clarify the grammar related to these two words:
staff - 一般情況下唔會有"s"因為已經係plural form
employee - 可以加"s"
以下係我既問題:
1) 咁 staff 後面應該用 are/have 定係 is/has?
2) Staff who requires to work on Sat 定係 Staff who ARE requireS to work on Sat
Thanks!