=>
1. First, you put the tea bag into a small cup, and pour slowly boiled water on it.

2. After that, wait for 5 to 7 mintues, then get the tea bag out of the cup.

3. Second, cut the lemon half, and press the water from it, but don't use its seeds.

4. Next, add some sugar and stir the mixture, and then add some ice.

5. Your drink has already been served, and then pour it into some glasses.

6. Finally, decorate a sliced lemon and some basil leaves on the surface of drink.

First: đầu tiên -> After that: sau đó -> Second: thứ hai -> Next: tiếp theo -> Finally: cuối cùng

already -> thì HTHT, S have/has already V3/ed