請將下列句字譯成中文:
1. Current tax is the amont of income taxes payable
in respect of the taxable profit for a period.
2 Tax expense is the aggregate amount included in the
determination of profit or loss for the period in respect
of current tax.
3. Taxable profit is the profit for a period, determined in
accordance with the rules established by the taxation
authorites, on which income taxes are payable.
謝謝!