Walking down the street, she noticed a long _____ of houses, all exactly alike.

The young student is ____as a writer. It’s_____to all his teachers.

After the disaster, the first thing the local government did was to provide _____   for the homeless families. 

Although dragon doesn’t exist, we still take it as a _______ of our nation. 

Global warming is a big _______ for all and it’s important to raise awareness about climate change.