读图和句子,根据汉堡包制作顺序把句子用2-6的数字编号进行排序。
How to make a hamburger( ) Put a lettuce leaf (生菜叶) on top of the tomato.
( ) Place the top bun on the lettuce leaf (生菜叶).
(
1
) Open the hamburger bun.
( ) Put the cooked meat patty (肉饼) on the bottom half of the bun.
( ) Put a piece of tomato on top of the meat patty.
( ) Put some ketchup (番茄酱) on the top bun.