Reading Triumphs. Grade 4. Practice Book

Name Read the passage. Then complete the questions. This is an opinion. Wild Sights in Costa Rica Everyone who has visited Costa Rica has been amazed at the wildlife there. This small country has more kinds of animals than the United States and Canada together! You might see jaguars in the rainforest. Usually these big jungle cats are active at sunrise and sunset. Poison dart frogs also live here. They have bright colors like blue, red, or green. All of them have poison in their skin. This keeps other animals from eating them. There is also a type of lizard that can grow up to three feet long. It can run across water. No one could ever forget a trip to Costa Rica! 1. Underline the following signal words in the passage: everyone no one 2. Put a box around the opinions in the passage. 3. Rewrite one fact from the passage as an opinion. © Macmillan/McGraw-Hill End-of-Unit Additional Instruction Grade 4/Unit 6/Week 3 251

Name Read the passage. Then complete the questions. Fast in Flight The Concorde jet had some ups and downs in its history. This is a On the one hand, this was the first and only jet to carry clue. people at twice the speed of sound. One of these jets could take you across the Atlantic Ocean in under four hours. A flight on a regular airplane would take twice as long. However, a ticket on a Concorde jet cost about $8,000. This was much more than a regular flight cost. For this reason, the Concorde stopped flying in 2003. 1. Underline the following signal words and phrases in the passage: however on the one hand 2. Put a box around a clue that might explain why the Concorde jet stopped flying in 2003. 3. What conclusion can you draw about the Concorde jet? © Macmillan/McGraw-Hill End-of-Unit Additional Instruction 252 Grade 4/Unit 6/Week 4

Name Read the passage. Then complete the questions. Dairy Ants Of all the different ant species in the world, dairy ants are the most fascinating! Just as people herd sheep and cattle, This is dairy ants herd tiny plant-eating bugs called aphids. Aphids the author’s suck plant juices and give off the excess as honeydew, a perspective. favorite treat of the dairy ant. The ants use their antennae to stroke the aphids. That causes them to produce more of the sweet, sugary liquid. In return for this sweet treat, dairy ants keep the aphids together and protect them from predators. These insects have a very special relationship! 1. Put a box around what aphids produce after sucking juice from plants. 2. Underline what dairy ants do for aphids. 3. What is the author’s perspective about dairy ants? © Macmillan/McGraw-Hill End-of-Unit Additional Instruction Grade 4/Unit 6/Week 5 253

Name A. Underline the suffixes and inflectional endings in the words below. Circle the long-vowel sounds. exploration balloon pressure cooked invention goodness mixture confusion crocodile joking B. Fill in the missing parts of the words below. 1. The exploration of space continues today. − e + + = exploration 2. Make a mixture of flour and eggs. + = mixture 3. Rob and Mike were joking and laughing. − + = joking 4. The invention of the car has changed the way we live. + = invention 5. The kind boy was a model of goodness. + = goodness 6. The wrong signs caused a lot of confusion. −e+ = confusion © Macmillan/McGraw-Hill End-of-Unit Additional Instruction 254 Grade 4/Unit 6/Weeks 1–5