《2025年同步练习册山东人民出版社高中英语必修第二册外研版B专版》

Ⅳ. 补全句子
1. 句型公式：so that 引导结果状语从句
It also has a voice control setting that enables you to stay hands - free, while its waterproof band is fully adjustable ________.
它还有一个语音控制设置，使您保持免提，同时它的防水带是完全可调节的，这样的话戴着它是很舒适的。
2. 句型公式：keep＋宾语＋宾语补足语
You have to .
你必须保持你的身体静止不动。

答案： Ⅳ.1.so that it is comfortable to wear 2.keep your body very still

1. adjustable adj. 可调整的，可调节的
[教材原文] It also has a voice control setting that enables you to stay hands - free, while its waterproof band is fully adjustable so that it is comfortable to wear.
它还有一个语音控制设置，使您保持免提，同时它的防水带是完全可调节的，这样的话戴着它是很舒适的。
[归纳拓展]
(1) adjust v. 适应；习惯；调整，调节
adjust oneself to sth. 使自己适应某事
adjust to (doing) sth. 适应(做)某事
adjust... (to sth.)(根据某事物)对……进行调节/调整
(2) adjustment n. [C, U]调整；适应
make adjustment(s) (to...)(对……)进行调整；做出调整(以适应……)
[即学即练]
(1) 单句语法填空
① They should adjust their websites the needs of younger users.
② The height of the bicycle seat is (adjust) so you can adjust it to suit the needs of your children.
(2) 写作微练
①(应用文写作之日记)我作为交换生来到这个学校已经一个星期了，我已经适应了新的环境。
It has been a week since I came to this school as an exchange student and I ________.
②(应用文写作之道歉信)由于我没有及时调整相关的信息，给您带来极大的不便，我写信向您道歉。
I am writing to apologise to you for my not in time, causing great inconvenience to you.

答案： 1.
(1)①to ②adjustable
(2)①have adjusted to the new environment ②making adjustments to/adjusting the relevant information

2. balance n. 平衡 v. 使(在某物上)保持平衡；比较；权衡重要性
[教材原文] Using only a rope, you can develop your footwork and balance.
只用一根绳子，你就可以增强你的步法和平衡。
[归纳拓展]
(1) keep a/one's balance 保持平衡
keep a balance between A and B 保持 A 与 B 之间的平衡
keep the balance of nature 维持生态平衡
lose one's balance 失去平衡
(2) balance A against B 权衡 A 和 B
(3) balanced adj. 平衡的
keep a balanced diet 保持均衡的饮食
[即学即练]
(1) 单句语法填空
① Before making the final decision, you'd better balance the advantages against the disadvantages.
② Keeping a balanced (balance) diet is of great importance, especially for teens who are growing up.
(2) 写作微练
(应用文写作之倡议书)对我们来说，维持生态平衡、保护环境是多么重要和必要啊！
How important and necessary it is for us to keep the balance of nature and protect the environment!

答案： 2.
(1)①against ②balanced
(2)keep the balance of nature