To build...or not to build.

Copyright © by Houghton Mifflin Harcourt Publishing Company All rights reserved. No part of this work may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying or recording, or by any information storage or retrieval system, without the prior written permission of the copyright owner unless such copying is expressly permitted by federal copyright law. Permission is hereby granted to individual teachers using the corresponding (discipline) Leveled Readers to photocopy student worksheets from this publication in classroom quantities for instructional use and not for resale. Requests for information on other matters regarding duplication of this work should be addressed to Houghton Miffl in Harcourt Publishing Company, Attn: Contracts, Copyrights, and Licensing, 9400 SouthPark Center Loop, Orlando, Florida 32819. Printed in the U.S.A. 978-0-547-30811-1 1 2 3 4 5 6 7 8 9 10 0940 15 14 13 12 11 10 09