Who has a life guide for the seventh grade summer vacation? Where are they sold?

P23 Judge right and wrong.

Select DDBDA.

Fill in the blanks ∠ECB=∠CBA, Southwest, Isovertex, Isosubstitution, Known, Isosubstitution, Isocomplementary Angle, 25.

P24 solution 1 ∠ 5 = 120 2

Because AB is perpendicular to BC and ∠ ABC = 90, it can be proved that ∠ 1=∠2 and ∠ABC=∠DCB, so ∠FBC=∠BE‖CE is ∠ CE.

4 Because BE divides ∠ABD equally, ∠ABE=∠ 1, and similarly ∠2=∠CDE, so ∠ Abd+∠ CDE = 180, so AB ∠.

P26 Judge right or wrong.

Select BACCCADDC

Fill in the blanks 1. Omit 2. Omit 3. Negative 5/3 4. 16.

5 10, 4.5 6. Omit 7. 10 8. plus or minus 7 degrees

Answer 1 X=6 Y=4

2 Y=-3 X=6

3 Y=- 1 X=0

4 Y= one sixth

5 T=-2 S=4

6y = 1712x =160/7.

2. What is the reason for the Grand Canal to declare World Heritage?

First of all, the Grand Canal was built on the order of Emperor Yang Di of Sui Dynasty. It is the crystallization of the sweat and history of China people. For a long time after its completion, it has greatly promoted the development of China's north-south culture and north-south economy, and played an extremely important role in the formation of China culture with various cultural elements, especially in the process of China's economic center moving southward. It played an important role in the development of China's history, including the migration of the Qin Dynasty, the construction of the Great Wall, the straight road and the equator.

Two-part allegorical saying: It's the weather in the twelfth month-the father kowtowed to his son and his hands and feet froze-outrageous (courtesy)-grandma died and his son didn't help (uncle) buy pigs in Mapu-there's no such thing (city).

P 12

Test you p16; It means that the National Games will be a united, harmonious and complete sports event.

Jiangnan dream

1: between the lines, I express my heartfelt sentence: never hate, hate at the end of the world.

2. What are the functions of the last three sentences? Make an appreciative comment

The role of the last three sentences in landscape description: the three sentences in landscape description aim to highlight the sadness in the hearts of homesick women by comparing the feelings of heartless mountains and moons, water and wind, falling flowers and blue clouds with "never hate" and "things are in my heart"

Erbiyuan's Crying Theory

My testimony: We should learn from Li Yuan's spirit of poverty, determination to study and hard work.

It is better to learn than to lose yourself.

1 lightness: contempt

Disease: hatred

It is better to learn than to lose yourself.

If you study like this, you might as well not study, which will harm yourself.

Tell people: never be satisfied with learning, be modest and guard against arrogance.

Paradise in China: P9

1. Love me, love my dog

I tried to keep the gift for my mother a secret, but my sister let the cat out of the bag.

Facing the driving test, he was as anxious as a cat on hot bricks.

4。 The plan failed because there was no money.

5。 My new car runs with ease. It works very well.

Even if you say it's a big day, you won't change my mind

7. He offered to help. I suspect there is another article in it.

8. They always quarrel, so they decided to part.

Geography: colorful continents; P8(2): symmetrically distributed in the north and south with the equator as the axis.

(3) The Nile mainly flows through the tropical desert climate with little precipitation.

3.( 1) 1 is the summer in the southern hemisphere, and the summer climate in Antarctica is warm and suitable for investigation.

(2) the north

(3) Determine the age of the glacier and its formation process, and get the data of temperature and precipitation in the corresponding historical year, as well as atmospheric chemical components such as carbon dioxide in the corresponding year.

P9 4。 (4)B(5)C(6)AB

Local customs:

Japan: Asia, Tokyo, Yellow, Japan, electronics and other industrial products, Nagoya, developed.

Egypt: No, Cairo, white, Arabia, petroleum wool products, Alexandria, developing.

Russia: Asia, Moscow, White, Russia, heavy industrial products, Vladivostok, developed.

Law; Europe, Paris, Caucasus, France, wheat wine, Paris, developed countries.

United States: North America, Washington, white, Britain, wheat, new york, developed.

Ba: South America, Canberra, white, Britain, wool, Sydney, developed.

P 10 2。 Horizontal: India, Switzerland, Japan, Paris, Tibet, Munich, West Asia.

3.( 1)500 (2)B (3) has a tropical climate and abundant water.

& lt4> A lot of materials are for our own use.

& lt5> South of Mount Everest

& lt6> Rice and wheat

4. Washington, Boston, San Francisco, Los Angeles Houston, USA

Mississippi river, Canada

The lower east and west are mountains, and the Mississippi River meets in the middle.

Tai Xi Taiping Bering

The temperature in the north is cold and hot in the north. Hawaii is tropical, the mainland is north temperate, and Alaska is north frigid.

5. South Atlantic Pacific

& lt3 Great Barrier Reef