I think we must have a c____ in case of an emergency.首字母填空

问题描述:

I think we must have a c____ in case of an emergency.首字母填空
还有两个
They planned to take a study t_____ to London for language learning.
I'll call you just after I c____ in the hotel.

I think we must have a (cellphone) in case of an emergency.有一部手机
They planned to take a study (trip) to London for language learning.旅途
I'll call you just after I (check) in the hotel.办理入住