Điền a/an/the/O vào ...
1. Mr. Thanh has .............. appointment at 4 o'clock .................. this afternoon .
2. Yesterday ................... dentist fill ................ cavity in my tooth .
3.Last month we visited ................ old church . It's in ................... suburb of .................city .
4 . Mrs . Quyen is .................... very good doctor .
1. Mr. Thanh has ..an............ appointment at 4 o'clock .....O............. this afternoon .
2. Yesterday .........the.......... dentist fill .......a......... cavity in my tooth .
3.Last month we visited .....an........... old church . It's in ...........a........ suburb of ......the...........city .
4 . Mrs . Quyen is ....O................ very good doctor .
1. Mr. Thanh has an appointment at 4 o'clock O this afternoon .
2. Yesterday the dentist fill a cavity in my tooth .
3. Last month we visited an old church . It's in the suburb of the city .
4 . Mrs . Quyen is O very good doctor .