Mr. Green drove slowly on the way home until he reached the high way, ______ the speed limit was 60 miles per hour.
When our teacher comes into the room. We greet him with __ “Good morning.”
Suddenly ___ fire broke out in his house and the neighbours immediately, tried to put out ___ fire.
___ Peral River flows into ___ South China Sea.
You will find __ girl in red.She is ___ dancer.
I saw ___ boy and ___ old woman sitting at the table, thought ___ old woman must be ___ boy’s grandma.