Your father’s father is your _____.A. grandfather B. uncle C. cousin D aunt
Leo was late for class. So he _______ clean the classroom after school.
People under 18 should _______ to go to an Internet bar.
---Where is Tom? ---I’m not sure. He _________ football on the playground.
Seeing their teacher _______ into the classroom, they stopped _______ at once.
He can speak _______ English _______ Chinese, although he is a Japanese.