-- Tony, do you know if Frank ______ to the park with us this Sunday if it ______? -- Sorry, I have no idea.
— is the ball? —It’s under the table.
— Are these your books? — No, they’re .
—he? — He’s my cousin.
name is Bob, is eleven years old.
_______, or you’ll fail the exam. A. Studying hard B. Study hard C. To study hard