With so many orphans _______, the charity organization calls for more donations.
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?
At first he hated the new job but decided to give himself a few months to see ___ it got any better.