Xiǎnɡ qù hē yìbēi ma ？

想去喝一杯吗？

Would you like to go for a drink?

Notes:

想(Xiǎnɡ): would like to

去(qù): to go

喝(hē): to drink

一杯(yìbēi): one cup

吗(ma): question word

Example:

A：想去喝一杯吗？

     Xiǎnɡ qù hē yìbēi ma ？

     Would you like to go for a drink?

B：好啊！

     Hǎo ā！

     Sure.