八年级英语下册Unit8Agreenworld词汇与语法基础训练新版牛津版46
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八年级下
一、必背词汇
dig vi.&vt. 挖(洞,沟等)
serious adj. 认真的,严肃的
reduce vt.&vi. 减少,降低
recycle vt. 回收利用,循环利用
wise adj. 明智的,充满智慧的
plastic n. 塑料
separate vt.&vi. 分开,隔开
allow vt. 允许
punish vt. 处罚,惩罚
fine vt. 罚款
depend vi. 依靠,依赖,指望
rich adj. 丰富的;富有的
resource n. 资源
produce vt. 导致,产生
difference n. 差异,不同(之处)
poster n. 海报
display vt.&vi. 展示;陈列 Unit 8 A green world
知识精讲 八年级下
pollute vt. 污染
harm vt. 伤害;损害
living adj. 活着的,活的
survey n. 调查
empty adj. 空的
dust n. 灰尘,尘土
harmful adj. 有害的
soil n. 土壤
coal n. 煤
oil n. 石油;原油;食用油
gas n. 气体;煤气
form vt.&vi. 形成
carelessly adv. 满不在乎地;粗心地
reuse vt. 再使用
simple adj. 简单的
step n. 步骤,措施
power n. 电力,力量
breadfruit n. 面包果 八年级下
二、重点词汇
1. separate adjective & verb./ˈsep.ər.ət/
adj.
existing or happening independently or in a different physical space
各自的;单独的,不同的
例句:
I try to keep meat separate from other food in the fridge.
我想把肉同冰箱里的其他食物分开放。
v.
1). to (cause to) divide into parts
(使)分离;(使)分开
例句:
The north and south of the country are separated by a mountain range.
这个国家的南北两部分被一条山脉隔开。
2). to make people move apart or into different places, or to move apart
(使)分开;(使)分散
例句:
Perhaps we should separate now and meet up later.
或许我们现在应该分开,晚些时候再见面。
八年级下
2. serious adjective /ˈsɪə.ri.əs/
1). severe in effect; bad
严重的;糟糕的
例句:
There were no reports of serious injuries.
没有接到有人重伤的报告。
2). not joking or intended to be funny
严肃的,认真的
例句:
He was wearing a very serious expression and I knew something was wrong.
他一脸严肃,我就知道出差错了。
3). A serious person is quiet, thinks carefully about things, and does not
laugh a lot.
(人)严肃的,不苟言笑的
例句:
I remember her as a very serious child.
我记得她是个很严肃的小孩。
4). determined to follow a particular plan of action
坚决的;认真的
例句:
Is she serious about going to live abroad? 她真的想移居国外吗? 八年级下
3. depend verb /dɪˈpend/
to be decided by or to change according to the stated thing
由…决定,取决于
例句:
Whether or not we go to Mexico for our holiday depends on the cost.
我们去不去西班牙度假取决于需要花费多少钱。
【拓展】
it (all) depends
it is not decided yet
看情况再决定,看情况再说
例句:
"Are you going to Emma's party?" "I don't know, it depends - we might be going
away that weekend."
“你去参加埃玛的晚会吗?”“说不好,看情况再说吧—那个周末我们可能要外出。”
4. difference noun /ˈdɪf.ər.əns/
1). [ C or U ] the way in which two or more things which you are comparing
are not the same
区别,差别,不同
例句: 八年级下
What's the difference between an ape and a monkey? 猿和猴有什么区别?
2). a disagreement
分歧,争论,争议
例句:
They had a terrible argument a few weeks ago, but now they've
settled/resolved their differences.
几年前他们发生过一次激烈的争吵,不过现在他们的分歧已经消除了。
【拓展】
1). make a (big) difference
to improve a situation (a lot)
(极大地)改善
例句:
Exercise can make a big difference to your state of health.
锻炼会极大地改善你的健康状况。
2). not make any difference
to not change a situation in any way
没有引起任何变化
例句:
You can ask him again if you want, but it won't make any difference - he'll
still say no.
你如果愿意可以再去问他,但结果还是一样——他还会说不。 八年级下
3). with a difference
used to say that something is unusual, and more interesting or better than
other things of the same type
与众不同,不同寻常,别具一格,更胜一筹
例句:
Try new Cremetti - the ice cream with a difference.
试试新的克里梅蒂——不同寻常的冰激凌。
5. harmful adjective /ˈhɑːm.fəl/
causing harm
有害的
例句:
This group of chemicals is known to be harmful to people with asthma.
已知这类化学品对哮喘病患者有害。
三、必背短语
turn off 关上(开关) cut down 砍倒
depend on 依靠, 取决于 depend upon 依靠,取决于
run out 用完,耗尽 in place 在正确位置
make a difference (对……)有影响,起作用
八年级下
四、经典句型
1. Will more trees be planted this year?
今年会种植更多的树木吗?
2. We can protect the environment by recycling waste.
我们可以回收利用废物来保护环境。
3. For example, we are not allowed to cut down trees.
例如,我们不可以砍伐树木。
4. When is the show going to be held?
表演什么时候举行?
5. Air pollution is harmful to our health.
空气污染对我们的健康有害。
一、考点
一般将来时的被动语态
一般将来时的被动语态一般有两种形式:
1. 第一种形式
1). 肯定句:主语+will be+及物动词的过去分词+其他
例句:
The new film will be shown next Sunday.
这部新影片将于下周日上映。
2). 否定句:主语+won't be+及物动词的过去分词+其他 三点剖析