01. In taiwan, Father's Day is 01font00on02font00 August 8th.02br 02br 002. His birthday is01font00 on02font00 July 20th.02br 02br 00Is the preposition 01b01i00on 02i02b00obligatory, optional, or unnecessary?0-
Top answer
0I think it is obligatory. You can substitute 'on', if you use {:} Ex:My birthday is: November 20th02br 02br 00Phuong Ninh0-
— Anonymous
0I think it is obligatory.
You can substitute 'on', if you use {:} Ex:My birthday is: November 20th02br 02br 00Phuong Ninh0-
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1i001. In Taiwan, when is Father's Day? It's 01font00on02font00 August 8th.02i02br 02br 01i002. When is his birthday? It's01font00 on02font00 July 20th.02i02br 02br 00Is the preposition 01font00on02font
0 Like CalifJim said, the preposition "on" is optional with regard to dates. It's perfectly acceptable to say "His birthday is July 5th." When referring to time, the preposition "at" is obligatory when using a complete sentence. However, it's not necessary in conversation when responding to a question to make the response a complete sentence. You can say the date or the time with or without the