在英文中点菜时，可以按照以下步骤进行：

1. 打招呼：

"Good morning/afternoon/evening. Can I help you with the menu?"

2. 询问推荐：

"Do you have any recommendations?"

"What’s popular here?"

3. 点菜：

主食：

"I’d like to order the [specific dish], please."

"Could I have the [specific dish]?"

饮料：

"Could I have a [beverage], please? Like a [specific drink]?"

特殊要求：

"Could you make that [dish] without [ingredient]?"

"Is there a vegetarian option?"

数量：

"How many would you like?"

"I’ll have one of those, please."

4. 确认订单：

"That’s all for me."

"Is that everything?"

5. 表示感谢：

"Thank you."

"I appreciate your help."

以下是一些具体的点菜例子：

"Good evening, I’d like to order the chicken parmesan, please."

"Could I have a coffee with some sugar, and a water as well?"

"Do you have any vegetarian options?"

"I’ll have the salmon, but without the sauce, please."

"That’s all for me, thank you."

记得在点菜时保持礼貌，并且清楚地表达你的需求，这样服务员就能更好地为你服务。