--- Where was the park that the author described in his latest book? ---___ was near the zoo ___ we took many photos last month.
--All students must hand in your exercises right now. -______ We don’t have enough time to finish them.
Smoking is one of the ______ cause of cancer, killing millions of people each year.
______ his father’s letter, he decided to make a call to him.
Last week, Susan and David, ______ our university’s student association, met the Chinese guests at the New York airport.
John may phone tonight. I don’t want to go out ______ he phones.