八年级上册Unit 7 (词汇+语法讲解)

【单词变性】

dangerous形容词变名词_________________

possible形容词变副词_________________

probably副词变形容词_________________

peace名词变形容词_________________

pollute动词变名词_________________

prediction名词变动词_________________

believe动词变名词_________________

disagree动词变名词_________________

【一词多义】

1. even _____________ _____________ ____________

Mary works even harder than before.

Even if you fail, work hard and you will still succeed one day.

Mother worries me a lot, she said, “the things around you are too dangerous, even a small piece of paper can hurt you.”

2. earth ___________ ____________

We have only one earth. We should protect it well.

What on earth is that?

3. paper ____________ ____________

You can write what you want to say on a piece of paper.

Time’s up. Hand in your papers please.

4. fall ___________ _____________

“Fall” has the same meaning as “autumn”.

Kids can fall down from bikes easily when first learning how to ride it.

5. plant ___________ _____________

We will plant many trees on Trees Planting Day.

Plants need watering often.

6. space _____________ ______________

I‘d like to fly to space one day.

There is some space for us to put the piano.

【词汇用法】

1. already: adv./用于现在完成时/用于肯定句中

相关词辨析: already vs. yet

already: adv./用于现在完成时/用于肯定句中

yet: adv./用于现在完成时/用于否定句

2. during: prep./during +时间段/during the past few years(现在完成时)

相关词辨析: during vs. for vs. in

during: prep./during the past few years(现在完成时)

for: prep./for +一段时间(用延续性动词，通常用一般过去时，现在完成时)

in: prep./in +一段时间(固定搭配或一般将来时)

3. believe: v./belive sb./believe in sb./believe it or not

相关词辨析: trust vs. believe

trust: v./trust sb.

believe: v./believe sb./believe in sb.

【高频短语】

in future___________

in the future___________

on holiday___________

take part in___________

out of shape___________

in shape___________

on either side of the road___________

in space___________

little space___________

have a word with sb. ___________

have words with sb. ___________

in a word___________

in other words___________

believe in___________

believe it or not___________

fall off___________

fall over___________

fall down___________

fall in love with___________

fall asleep___________

【攻占语法】

情态动词(will)

一、will的问答:

1) —Will you come to my party?

—Yes, I will., I won’t.

二、will 的用法:

1. 用于一般将来时

2. 表示现在的习惯, 当表示过去的习惯时用would

He will often read English books all night.

He would always have bread for breakfast in his childhood.

3. 表示强烈的意愿: 常用于口语中重读。