--______she?---She’s my sister.

Freedom­loving young students dislike being restricted by rules, especially ________ which are “outdated” in their eyes.

The fire made _____ difficult to rescue the people trapped under the ruins in the earthquake.

—You look sad, Kate.  —Yeah, I have made __________mistakes in my report.

 Upon arriving home from a business trip, dad asked mum about my academic performance at high school and then _____ of my little sister, who was in junior school.