Sometimes Daniel walks for half ________ hour to the zoo.

Eric taught folk music in a local school for one year, ______ he spent some time abroad studying jazz.

Mary is flying to France soon. She will arrive _____ Paris _____ the morning of July 9. [ ]

Afer class, I play ping-pong with my classmates.

There are ________ of students in our school, but only ______ are girls.