我不得不诚实地说我更喜欢上海。

I have to be honest and say that I prefer Shanghai.

youdao

我喜欢上海，但更喜欢北京。

I like Shanghai, but I prefer Beijing.

youdao

记住怎样用prefer /这个词，例如：I prefer Sichuan food to other cuisines / 跟其他菜比起来我更喜欢川菜: I prefer Beijing to Shanghai/跟上海比起来，我更喜欢北京。

Remember how to use prefer / prefer, e.g.: I prefer Sichuan food to other cuisines / I prefer Sichuan food to other cuisines: I prefer Beijing to Shanghai / I prefer Beijing to Shanghai.

youdao