这两次经验提高了我的英语口语能力，学到了怎样与外国客人交流。

星星朋友前半句回答得不错，学到？应该用aquire.

Through these two experiences ,I have made a progress on my spocken English,and aquired the ability of communicating with foreigners.

Through these two experiences, I have improved my spoken English and learned to communicate with foreigh guests.

these two expericences have improved my ability of speaking english, I have learnt how to communicate with foreign guests

I have improved my speaking ability after the two experiences and learned how to communicate with foreign guests.