It is in the hotel _____ he stayed last night ______ he lot his mobile phone.

Kangkang won the first place in the _______ in the school sports meet last week.

_______ worries the public a lot the way thestudents are getting more and more stressed out

Could you do me a favor and take the box up to the sixth floor —- __ ____. No problem at all.

He ______ the key, so we ______ into theoffice.