______ never to come back before he could make a big fortune, Mike left home without saying a word.
Students are always interested in finding out _______ they can go with a new teacher.
The last time we had great fun was _____ we were visiting the Water Park.
It is obvious to the students ______ they should get well prepared for their future.
News came from the school office ________Wang Lin had been admitted to Beijing University.
Could I speak to ______ is in charge of International Sales please?