单项选择题
A. @do
B. @for
C. @while
D. @dowhile
单项选择题 jim,adominoprogrammer,wanttodeterminethenumberofworkingdaysinayear.Whichoneofthefollowingformulashouldheuse?（）
单项选择题 Inthevideoform.theOrderDatefield(WhichshowsWhenthevideomaybeordered)iscalculatedbasedontheDatefield(Whichdisplaysthereleasedate).Theorderdateis30dayspriortothereleasedate.WhichonethefollowingformulaswillcalculatetheOrderDatevalue?（）
单项选择题 whichoneofthefollowingstatementswouldleeincludeinanagenttolimitthedocumentsprocessedbytheagenttothoseforwhichthevalueofthetypefieldis"action"?（）