内容正文:
Unit 2 综合复习
Unit 2 Numbers
Unit 2 Reading
基础篇
(一)单项选择。
1 Gordon is good at swimming and playing _____ chess.
A. a B. an C. the D. /
2 — I don’t think Jimmy will come on such a rainy day.
— Oh, no, but he ______!
A. promised B. imagined C. produced D. appeared
3 We need a large ______ of water for these rice fields.
A. number B. part C. amount D. group
4 If you don’t have a pen, use a pencil ______.
A. together B. instead C. over D. just
5 I challenged Mandy ______ a tennis game.
A. for B. of C. in D. to
(二)单词拼写。
1 C__________ your homework before you hand it in.
2 She is not a foolish girl like others said. Instead, she is w_________ and kind.
3 You won the first p__________. Well done!
4 D___________ the amount of juice we need, because another group will join our party.
5 The watch is made of g____________ and diamond. How expensive it is!
(三)完成句子。
1 我弟弟吃掉了剩下的饼干。
My brother ate _______ ________ _______ the cookies.
2 最终,她意识到了这个问题。
Finally, she ____________ __________ _________.
3 小埃玛能正确地用中文写出自己的名字。
Little Emma can write her name correctly ________ _____________.
4 很久以前,这个岛上居住着许多人。
______ _________ ________ ________, lots of people lived on the island.
5 约翰喜欢吃香蕉、桃子、橙子等。
John likes bananas, peaches, oranges, _________ ________ _________
Unit2 More practice
Counting before numbers 数字(发明)前的计数
Before the invention of written numbers, people used many different ways to count things.
At first, people used their fingers, and even their toes.
However, they could only count small numbers in this way.
After that, they began to make small marks on sticks and bones.
This helped them count bigger numbers.
They used them to count things like the days of the month, the amount of food and the number of animals they had.
Then people began to use tokens made from clay or small stones.
This helped them count even bigger numbers.
They