请问大家几个英语句子怎么说？

1.Would you please slow down or simplify it because I can't understand.
2.What country and city are you from?

1 Speak a bit slower,or simpler,please, I couldn't understand...?
2 Which country do you come from?Which city?

1 Speak a bit slower,or simpler,please, I couldn't understand...?
2.What country and city are you from?

Speak it slowly or simply ,please.I cannot understand what you have said.
2Would you like to tell me that which country are you from,and which city?

where are you from? which city?

please speak slowly I can not understand your mean

Where are you from?