内容正文:
Section B
Unit 2 My favorite subject is science
1.free adj.空闲的(教材P10)
free为形容词,意为“空闲的”。其反义词为busy,意为“忙的”。
—Are you free this weekend?
这个周末你有空吗?
—Yes,I am.是的,我有空。
【拓展】一词多义的free
(1)Alice的爸爸周日通常很空闲。
Alice’s father is usually free on Sunday.
(2)—Eric,are you B this afternoon?
—Yes.Let’s play soccer.
A.busy B.free C.tidy D.fine
Alice’s father is usually free on Sunday.
B
【注意】useful是以辅音音素开头的单词,其前的不定冠词需用a而不是an。
This is a useful book.这是一本有用的书。
【拓展】类似结构的词还有:
care+ful→careful(小心的);help+ful→helpful(有帮助的);color+ful→colorful(绚丽多彩的);hope+ful→hopeful(有希望的)
2.The teacher says it is useful,but I think it is difficult.老师说它很有用,但我认为它很难。(教材P11)
useful为形容词,意为“有用的;有益的”,在句中常作表语或定语。
I find English is very useful.
我发现英语非常有用。
(1)(2023遂宁中考)There is C useful robot in the restaurant near my home.It can serve food to customers.
A.an B.the C.a D./
(2)I think math is difficult but very useful (use).
C
useful
3.Lunch is from 12:00 to 1:00...
十二点钟到一点钟为午餐(时间)……
(教材P11)
from为介词,意为“(表示开始的时间)从……开始”。from...to...意为“从……到……”,常用来表示时间、地点等范围。
We go to school from Monday to Friday.
我们周一到周五上学。
It’s not far from her home to school.
从她家到学校不是很远。
(1)Our school lunch is from 11:40 to 1:20.
(2)她在9:00至9:45上地理课。
She has geography from 9:00 to 9:45.
from
She has geography from 9:00 to 9:45.
4.My classes finish at 1:50,but after that I have an art lesson for two hours.我学校的课(下午)一点五十分结束,但随后我要上两个小时的美术课。(教材P11)
finish为动词,意为“完成;做好”。finish可作及物动词,后接名词、代词或动词-ing形式作宾语;finish也可作不及物动词,通常与时间状语连用。
I finish (doing) my homework.
我做完了我的家庭作业。
My classes finish at 4:00.我的课在四点结束。
(1)(2023泰安新泰市泉沟中学月考)My classfinishes (完成) at 4:50,and then I play tennis.
(2)(2023泰安东平县东原实验学校月考改编)Dave is a good boy and he always finishes doing (do) his homework on time.
finishes
doing
5.Is that OK with you?那对你来说合适吗?(教材P12)
本句用来征求意见,其中that指代所需征求意见的内容,依据上下文也可使用this或it。be OK with sb.意为“对某人来说合适”。
Let’s play basketball.Is this/it OK with you?
我们打篮球吧。你看可以吗?
He wants us to come to his birthday party.I can go.Is it OK with you?他想让