请问下面这些短语怎么造句呀?1)in the case of 2)from time to time 3)on the one handwho can tell me thankyou very much!

Question

请问下面这些短语怎么造句呀?1)in the case of 2)from time to time 3)on the one hand
who can tell me thankyou very much!

Answer 1

1 we shoud bring some medicine for our trip in case of emergency.
2 she takes a trip from time to time.
3 using internet is a good thing,but on the other hand,we may spend too much time on it.