内容正文:
第二课时(Section A 3a-4c)
Ⅰ. 重点单词
1. 噪音 n. noise
2. 男警察 n. policeman
3. 外套 n. coat
4. 困倦的 adj. sleepy
5. wolf n. 狼
6. uneasy adj. 担心的
7. laboratory n. 实验室
Ⅱ. 重点短语
1. 起先;起初 at first
2. 逃跑 run away
3. have fun 玩得开心
Ⅲ. 重点句型
1. 它从前很安静。
It used to be very quiet.
2. 我妻子认为它可能是一个动物,但是我和朋友们认为一定是青少年在娱乐。
My wife thinks that it could be an animal, but my friends and I think it must be teenagers having fun .
3. 我原本认为它可能是一只狗,但我并没能看到狗,也没看到别的东西。
I thought that it might be a dog,but I couldn't see a dog or anything else , either .
4. 我认为它太大而不是条狗。
I think it was too big to be a dog.
5. 噪音制造者在小区里制造恐慌取乐。
The noisemaker is having too much fun creating fear in the neighborhood.
noise n. 声音;噪音
【例句感悟】
*Every night we hear strange noises outside our window. 每天晚上我们都听到窗外有奇怪的声音。(教材·P59)
*Don't make noises. 不要弄出噪音。
【探究归纳】
(1)noise作名词,意为“声音;噪音”,可构成短语: make noises弄出噪音。其形容词形式为 noisy ,意为“嘈杂的”。
(2)sound意为“声音;响声”,可以指人或动物发出的声音,或物体碰撞的声音。还可以指大自然的任何声音。
(3)voice一般指人或鸟啼的声音,如说话、唱歌、谈笑、啼叫等。
【真题链接】
She can't sleep well because of too much A next door.
A. noise B. voice
C. sound D. air
解题点拨:句意:她睡不好,因为隔壁太吵了。noise指噪音;sound意为“声音;响声”;voice一般指人或鸟啼的声音;air空气。
【学以致用】
(1)(2021·贵港)—So many people are talking and laughing loudly on the subway.
—Yes. It is too D . I can't stand it.
A. lovely B. funny
C. happy D. noisy
(2)男孩有很好的嗓音。(汉译英)
The boy has a beautiful voice.
there must be一定有……
【例句感悟】
*There must be something visiting the homes in our neighborhood. 一定有某种东西在闯入我们在社区的家。(教材·P59)
* There must be someone playing the guitar in the park. 一定有人在公园里弹吉他。
* There is a bird singing in the tree. 树上有只鸟儿在唱着歌。
【探究归纳】
(1)there must be是含有情态动词“must”的“there be”句型,表示对现在的情况作肯定的推测,意思为“一定有……”。
(2)There be+主语+ doing sth. 有某人(物)正在做某事(表存在)
(3)There must be+主语+doing一定有某人(物)正在做……(对某种存在的推测)
【真题链接】
(2021·宜宾)These days there are already some robots working (工作) in factories.
解题点拨:There be sb. doing sth. 意为“有某人正在做某事”,固定搭配。根据提示“工作”可知,填work的现在分词。
【学以致用】
(1)(2021·铜仁)—Loo