Half of ________ surveyed in 16 countries say they go first to their closest friend to share their deepest wishes and darkest fears.
If the bike is broken again, you'll have to pay to _____ .
A new company _____ here at present. They hope to finish it next month.
The hottest continent, Africa has a lot of resources, ______ are still undeveloped.
----when are you going off for your holiday? ----My plane ______ at 9:20, so I must be at the airport by 8:20.
After the teacher called him into the office, the boy admitted _______ in the test.