Can I get a hand？
能帮我搭把手/帮个小忙吗？
Can I get a hand with this bag?
能帮我拿一下这个包吗？
Can I get a hand with the door?
能帮我开下门吗？
Can I get a hand with this word?
能教我一下这个单词吗？

Can I give you a hand？
我能搭把手/帮你一下吗？
Can I give you a hand with your boxes?
我帮你搬箱子吧？
Can I give you a hand with the elevator?
我帮你按一下电梯吧？

Would you be interested in...
你有兴趣做...？
Would you be interested in getting coffee with me?
你有兴趣和我一起喝咖啡吗？
Would you be interested in studying together?
你有兴趣一起学习吗？
Would you be interested in seeing a movie this weekend?
这个周末你有兴趣看场电影吗？

What do you think?
你觉得怎么样？
What do you think of Chinese food?
你觉得中国菜怎么样？
I like the Beijing Opera. What do you think?
我喜欢京剧，你觉得京剧怎么样？