Unit6 重要知识点
【welcome】
1. encourage ab (not) to do sth鼓励某人（不）做某事
encouragement n.鼓励
2. show vt.出示，展示 show sb sth=show sth to sb
n. 展览，表演 on show展览，展出 talent show 才艺表演
3.describe vt.描述→description n.描述 the description of... ...的描述
4.broad adj.宽的，宽大的
|
broad
|
既可以表示物体的宽度，也可以表示心胸开阔，侧重指面积广阔或表示人的肩膀和胸宽厚。
|
|
wide
|
强调从一边到另一边的距离，表示河流、街道、道路的宽度。
|
5. how many对there be句型中的数量提问。
→How many+可名复+are there+地点/时间状语？
|
how many
|
用来提问可数名词的数量
|
|
how much
|
用来提问不可数名词的数量或价格
|
6. type n.种类 = kind all types of....各种各样的
vi.打字
【reading】
1. provide vt.提供 provide sb with sth=provide sth for sb 为某人提供某物
vi. provide for sb.为某人提供生活所需
2. all year round = all the year round 一年到头
3. while 连词“然而”，用于表示两种情况，活动等之间的差别，表示对比，可用于句首和句中。
4. stay n.逗留，停留 for a short stay=stay for a short time 作短暂的停留
vi.（短暂的）停留 live(长时间)居住
5.There are not many cranes left in the world,and 40 per cent of them live in Zhalong.
There be...left. “还剩下....”
[ per cent ] “百分之...”（美：percent） “数值+per cent+名词”占...的百分之...
作主语时，名词为单数/不可数名词，谓语动词用单数；
名词为可数名词复数，谓语动词用复数形式。
eg: Nearly 70 per cent of water is polluted.
50 per cent of the students go to school by bike in this school.
5. Some people want to make the wetlands smaller in order to have more space for farms and buildings.
in order to “以便，为的是” 否定形式：in order not to
（in order(not) to 和so that引导目的状语从句时，可以互换。）
space n.空间 make space for... 为..腾出空间 = make room for...
n.太空 in space 在太空中
6. lead to “导致” +名词/代词/v-ing
“（道路等）通往” All roads lead to Rome.条条大路通罗马。
7.less and less+不可数名词
fewer and fewer+可数名词
8.Moreover,fishermen keep fishing there.
moreover adv.此外 =besides
keep doing sth不停地做某事
keep sb doing sth让某人一直做某事
9. enough adj.足够的，充分的 enough+n.
adv.足够地，充分地 adj./adv.+enough(for sb) to do sth
10.Now the Chinese government has made laws to prevent all these things in Zhalong.
has made→have done现在完成时：表示动作发生在过去（不与过去的具体时间连用），强调对现在造成的影响。常与many times;just,yet,ever,never,already等连用。
[ prevent ] vt.防止，预防；阻止 prevent sb from doing sth 阻止某人做某事
=stop/keep sb from doing sth.
