Who draw ______ Jack?

If a=”4,” b=”5,” what’s the answer to the question “ a + 2ab +1 =?”—.

To the surprise of many people, in ten years the city’s population _______ by 12%.

Tom finish the rest of your homework tonight and _______it to school tomorrow. — I will, Mr. Wu.

Your father was worried about something this morning. Why?— He wondered .