高效精练七上英语答案

高效精练七上英语答案
高效精练七上英语答案
第一部分：语法
1. 完成下列句子：
(1) David didn't have much money, _____________?
(2) ___________, the storm caused severe damage to houses and buildings.
(3) Peter is very intelligent, _____________?
(4) I don't like this film because _____________.
(5) If I were you, I _____________ the job.
答案：
(1) did he?
(2) As a result
(3) isn't he?
(4) it is too boring
(5) would take
2. 选用适当的词汇填空。

(1) The ___________ was full of smoke, making it hard to breathe.
(2) The ___________ of the hotel was beautiful and relaxing.
(3) The ship was ___________ in the rough sea.
(4) The ___________ of the book was so interesting that I couldn't put it down.
(5) The ___________ of the bridge is over 100 meters.
答案：
(1) room
(2) atmosphere
(3) tossed
(4) plot
(5) span
3. 根据括号内的提示词构建句子。

(1) She (ask) me if I wanted to go to the cinema.
(2) He told us he (visit) his grandparents last weekend.
(3) When I was young, I (study) English very hard.
(4) He said that he (cook) dinner for his family every day.
(5) She asked me where (live) before I moved to this city. 答案：
(1) asked
(2) had visited
(3) studied
(4) cooked
(5) I had lived
第二部分：听力
1. 根据听到的对话回答问题。

(1) What does John want to do this weekend?
(2) Why can't Mary go to the party?
(3) How much did the jacket cost?
(4) What time is the train to London?
(5) What is the woman's job?
答案：
(1) He wants to go to the cinema.
(2) She has to study for her exams.
(3) It cost $40.
(4) The train is at 3 pm.
(5) She is a doctor.
2. 听对话填空。

(1) Bob and Alice are going to the ___________.
(2) Alice doesn't like ___________.
(3) Bob is ___________.
(4) Bob and Alice will meet at the movie theatre at ___________.
(5) Bob will buy ___________ for Alice.
答案：
(1) cinema
(2) horror films
(3) allergic to popcorn
(4) 7:00 pm
(5) some chocolate
第三部分：阅读
1. 阅读理解。

Several studies have shown that exercise can improve memory and cognitive function in both children and adults. Exercise helps increase blood flow to the brain, which stimulates the growth of new brain cells and connections between cells. Additionally, exercise boosts the production of certain neurotransmitters that are important for learning and memory.
Regular exercise may also help prevent age-related cognitive decline and reduce the risk of developing Alzheimer's disease. In a study of older adults, those who participated in regular exercise had better memory and cognitive function than those who did not exercise. Researchers have suggested that exercise may be even more beneficial for older adults than for younger adults because it can help prevent or slow down the loss of brain tissue that occurs with aging.
In conclusion, exercise is not only important for physical health, but also for brain health. Regular exercise can improve memory and cognitive function, and may even reduce the risk of age-related cognitive decline and Alzheimer's disease.
根据文章回答问题：
(1) What is one way that exercise helps the brain?
(2) Who may benefit more from exercise, older or younger adults?
(3) What is age-related cognitive decline?
(4) What is Alzheimer's disease?
(5) What is the main idea of this article?
答案：
(1) Exercise helps increase blood flow to the brain, which stimulates the growth of new brain cells and connections between cells.
(2) Older adults may benefit more from exercise.
(3) Age-related cognitive decline is the gradual decrease in cognitive function that occurs with aging.
(4) Alzheimer's disease is a progressive brain disorder that causes problems with memory, thinking, and behavior.
(5) Exercise is not only important for physical health, but also for brain health. Regular exercise can improve memory and cognitive function, and may even reduce the risk of age-related cognitive decline and Alzheimer's disease.
第四部分：写作
请根据以下提示写一篇100字的英语作文。

You participated in a charity run recently. Please write a brief report on the event, including the date, location, number of participants, and how much money was raised.
答案：
I participated in a charity run on March 21st in the downtown area. There were around 500 participants and we managed to raise $10,000 for charity. The weather was perfect and it was a great event for a great cause.。