I thought the staff was very friendly.

我觉得那里的员工都非常友好。

A: You've been to a lot of restaurants here. Do you have a favourite?

A: 你已经去过了这里的许多家餐馆。你有最喜欢的吗？

B: That's a difficult question. There are so many good restaurants.

B: 这是一个很难回答的问题。这里有如此之多的餐馆。

A: But you must have a favourite. I definitely have a favourite.

A: 但是你一定有自己最喜欢的。我有自己最喜欢的。

B: OK. Tell me your favourite.

B: 好吧。告诉我你最喜欢的是哪家。

A: I really liked The Blue Lotus Thai restaurant. I thought the food was brilliant – and the staff was very friendly.

A: 我非常喜欢蓝莲花泰国餐馆。我认为那里的饭菜一流——而且员工都非常友好。

B: Yes, I think that's one of my favourites, too.

B: 是的，我也认为那是我最喜欢的餐馆之一。

1. To ask if someone has a favourite place, you can ask: Do you have a favourite? / Do you have a favourite? You can press them further: You must have a favourite.  / You must have a favourite.
要问某人是否有自己最喜欢的地方，你可以这样问：Do you have a favourite? /你有最喜欢的吗？你可以进一步地追问：You must have a favourite.  /你一定有自己最喜欢的。

2. To give a reason for a favourite, for example, friendly staff in a restaurant, you can say: I thought the staff was very friendly. / I thought the staff was very friendly.
要给出最喜欢某事的理由，例如，餐馆里友好的员工，你可以说：I thought the staff were very friendly. /我觉得员工都非常友好。