---Joan, what _______ in your hand ? ---Look! It’s a birthday gift for my grandma.
Our classroom is very clean. Do you know who__cleaned it﹖
The great hall was crowded with many people, _____ many children _____on their parents’ laps.
________ of my sisters are experts in agriculture. Helping the farmers improve their farming techniques _________their duty.
________ the Chinese men’s football team with that of North Korea, we can see what the former lacks is spirit and determination.
She ______ your birthday. But she had to put work first.