These natural parks are important for preserving animals, which would ________ risk dying out.

John thought it wouldn’t be long       he was ready for his new job.

He always brings me a pretty gift _______ he comes to visit me.

Tom was about to close the window ______ his attention was caught by a bird.

The place was flooded ________ it had been raining for several weeks.

Success is how you are viewed by others, _______ achievement is something you do yourself.

Jeremy Lin, _________ story is popular on the Internet, has attracted worldwide attention.

After two hours of hiking, we finally reached _______ Tom thought was the best place to camp.

Before the meeting, Jack went over the report again ______ a mistake might occur.

When the news came _______ the war broke out, he decided to serve in the army.