单词:oxidimetry
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Good Ideas What makes an idea a good idea? 1 Ben and his younger sister, Kate, were helping their father in the kitchen. Mom will be surprised when she comes home from work, said Ben. 2 This was a great idea, said Ben's dad. 3 Soon they heard the sla
Come on,Tim Tim looked at the fort. He saw Michael and Anna playing on it.They climbed up the ladder and came down the pole. Tim went to the fort. He saw Michael and Anna climbing up.Tim climbed up,too. He climbed up to the top of the fort. Michael w
Late for soccer Toot-toot.Tim woke up and looked out of the window. Oh,no!he shouted.It's soccer today!Michael's dad is here now! Tim opened the window.I'm coming!he shouted to Michael. Mom!Mom! Wake up! Help me! I'm late for soccer. Where are my soc
Locked out Mom came home after work. Sally came home with her. Mom looked in her bag. Where's my key?said Mom.It's not here! We are locked out! Is a window open?Said Sally. No,said Mom. All the windows are shut. Mrs. James next door has a key,said Sa
The lion and the mouse One day, a little mouse jumped onto a sleeping lion. The lion woke up. Got you! he said. Eee-eee! said the mouse.Please let me go! Please let me go! One day I may help you. Ha-ha-ha, laughed the lion.A little mouse like you can
1.A LOOK Back Read the story to find out the kind of show Ben works on. 1 This is great! Hurry, Ben, and sit down to watch this tape of last year's show. Your part is almost on. Said Robert. 2 Ben was feeling his way into the dark room when he bumped
The fox who foxed Mr and Mrs. Fox had five little foxes. One day Mrs. Fox said, I am so hungry, but I have to stay at home with my babies. I will get you a rabbit to eat, said Mr. Fox. Mr Fox said, I can't see any rabbits. I'll see if I can find a fa
Ben's tooth Ben was eating an apple at school, ow! he said. Oh, look! My tooth has come outand here it is, in my apple! Ben went to show his teacher. Look, Mrs. Green, he said, My tooth has come out. Here's a little box to put it in, said Mrs, Green.
House hunting One day Mother Bear said. This house is too little for us. Baby Bear has nowhere to play on cold days. Yes, said Father Bear. The cold winter is coming. Let's go and find a big cave. In the morning Father Bear, Mother Bear and Baby Bear
Pete Little The Little had a green and yellow parakeet.His name was Pete. Clever Pete,said Jonathan Little to the parakeet,and the parakeet said,Clever Pete,back to Jonathan. I want my parakeet to say his name and address,said Jonathan.Pete,say...I a
The clever penguins The Penguins had a nest with two big white eggs in it. Mother Penguin sat on the eggs day after day.Father Penguin went fishing. One day Father Penguin came back.Here I am,he said to Mother Penguin. You must be hungry.I'll sit on
Brave Triceratops Thump,thump...Big hungry Tyrannosaurus Rex came thumping down the hill. He liked to eat dinosaurs. Thump, thump. Thump, thump. Tyrannosaurus Rex is coming! said the little dinosaurs. They ran to hide in the trees. Tyrannosaurus Rex
Mrs. Spider's beautiful web Mrs. Spider was hungry.I'm going to make a web. I'm going to make a beautiful web,she said.I want to catch a fly. Mrs. Spider made a line, and she let it go in the wind. The wind blew the line on to a leaf. Mrs. Spider mad
Candle light Ben,it's dinner time,said Mom,one wet day.I'm coming,said Ben. Then all the lights went out.Help! I can't see you,said Ben. I'm here by the window,said Mom.Ben went to the window and he looked up the road at the houses. No one had a ligh
Meeting the Cast How would you feel about being a new cast member? 1 Before we start discussing ideas for Just for Openers, I'd like you to meet Carmen, said Ling. Carmen is our newest and youngest cast member. I asked her to join us today so she cou
In the Days of the Dinosaur The Dinosaur Chase By Hugh [hju:] Price One day, Big Dinosaur chased Little Dinosaur into a hole in a rock. Big Dinosaur was very hungry. He sat and waited for Little Dinosaur to come out, Big Dinosaur went on waiting for
The cross-country race Mrs. Hill said to her class, I'm going to take you for a long run, every day. then you will be ready for our cross-county race. Come on, let's warm up before we start. Everyday the children ran over the grass, up the hill, behi
Pepper's adventure One day Dad came home with two pet mice in a little cage. Sarah loved them. She called the brown one Pepper and the white one Salt. Dad made a big new cage for Pepper and Salt. It had a wheel and a ladder and a room upstairs. Sarah
The island picnic Every Saturday Sally goes to see her father. One Saturday Sally said, Can we go out in a boat today? Yes, let's do that, said Dad, Come on, Red Boy. You can come too. Dad, Sally, and Red Boy went up the river in a boat. They came to
The little red bus One day the little red school bus broke down on the way home. The mothers and fathers had to come in cars to get the children. The next day a truck towed toh the little red bus to the garage. The children went to school in a new ye