Here's the answer:
“你想不想去逛街?”
(nǐ xiǎngbùxiǎng qù guàngjiē?)
Watch a real native speaker say it:
Here's how it sounds in a textbook:
You could also say:
- nǐ xiǎng bù xiǎng qù guàng jiē?
- nǐxiǎngbùxiǎngqùguàngjiē?
Fun fact: the hundreds of thousands of people learning Chinese with Memrise get this phrase correct 97.51% of the time!