or
or
You need one hour. You take the first pill at the beginning of the hour, then wait a half hour and take the second pill, then you wait another half hour and take the third and the last pill at the end of the hour.
আপনি আমাকে যেকোনো প্রশ্ন করতে পারেন, যেমনঃ
Are you sure to start over?
