要点点击
点击1
【课本链接】
I could not see anything at all and I did not know if anyone was around me.
【要点解析】
if作“如果”讲时，引导条件状语从句，从句中常用一般现在时表示将来，作“是否”讲时，引导宾语从句，从句中可根据需要用任何时态。如：
If she is busy this weekend, I’ll ask Kate instead. 如果这个周末她忙，我就请凯特代替。
I don’t know if she will be busy this weekend. 我不知道她这个周末是否有空。
【学以致用】单项选择
( )1. — Sam, do you know if Alice ________ to my party next week?
— I think she will come if she ________ free.
A. comes; is B. comes; will be
C. will come; is D. will come; will be
【课本链接】
Oh, I thought you were discussing the project with Daniel.
【要点解析】
discuss作及物动词，意为“讨论”，常用搭配有：discuss sth. with sb. 意为“与某人讨论某事”；discuss doing sth. 意为“讨论做某事”等。如：
I was discussing the problems with Mary at that time.
那时我正在和玛丽讨论问题。
We’ll discuss buying a second car. 我们将讨论再买一辆车的事。
We need to discuss where we should go. 我们需要商量一下我们应该去哪儿。
【学以致用】 根据汉语意思完成句子。
1. 她很高兴与他讨论任何事情。
She was happy anything him.
点击2
【课本链接】
A moment of fear went through my mind but I told myself to calm down since I was still alive.
【要点解析】
since作连词，意为“既然……，因为……”，可引导原因状语从句。如：
Since it is late, I have to leave now. 由于时间晚了，我现在该告辞了。
Perhaps we’d better ask someone else since you can’t answer the question. 既然你无法回答这个问题，也许我们该问问别人。
【学以致用】单项选择
( ) 2. ______ everybody is here, let’s begin our class.
A. WithB. ButC. SoD. Since
【课本链接】
Sandy, I saw you and your parents standing on the side of the road.
【要点解析】
see sb. doing sth. 表示“看见某人正在做某事”，强调所看见的动作正在进行；see sb. do sth. 表示“看见某人做了某事”，强调看见的动作的全过程。类似这种用法的动词还有hear, feel, watch等。如：
When I passed by her window, I saw her playing the piano. 当我从她窗旁通过时，我看见她正在弹钢琴。
Sally saw Mr King go into the meeting room. 萨莉看见金先生走进了会议室。
【学以致用】 单项选择
( ) 2. I saw David basketball on the playground at this time yesterday.
A. playingB. plays
C. to playD. played
点击3
【课本链接】
They were in a great hurry to move away the bricks and stones.
【要点解析】
in a hurry to do sth. 意为“急于做某事”。如：
My daughter is in such a hurry to grow up. 我女儿恨不得一下子就长大。
【知识拓展】
in a hurry意为“匆忙的（地）”；in no hurry意为“不着急”。如：
Sorry, I haven’t got time to do it now — I am in a hurry. 对不起，我现在没时间做这个——我忙着呢。
I don’t mind waiting — I am in no hurry. 我不介意等着——我不着急。
【学以致用】根据汉语意思，完成句子。
3. 不要着急马上和他谈话。
Don’t be ______ ______ ______ ______ ______ with him.
【课本链接】
As it was a holiday, no one was at school.
【要点解析】
as作连词，意为“既然、由于”，引导原因状语从句，常用来表示已为人们所知或显而易见的原因或理由。如：
As you are not feeling well, you may stay at home.
既然你不舒服，可以呆在家里。
【知识拓展】
as意为“当……的时候、在……时间”，引导时间状语从句。如：
I watched her as she combed her hair. 她梳头的时候，我一直看着她。
as意为“像”、“按照……的方式”，引导方式状语从句。如：
He speaks English as Americans do. 他像美国人那样说英语。
【学以致用】 翻译句子
3. 因为她善良，我们都喜欢她。
____________________________________
Key：
1. Cto discuss; with 2. D A 3. in a hurry to talk As she is kind, we all love her