New Words：
science [ˈsaɪəns] 科学；理科
scientist [ˈsaɪəntɪst] 科学家
biscuit [ˈbɪskɪt] 饼干
Sample Sentences：
She's far better at science than her brother.
Welcome to science class. So good to see you guys today.
He's a young scientist.
He is a writer first and a scientist second.
Children like to eat the biscuit.
He had some biscuits before the dinner.
I can make cakes, but I can't make biscuits.
New Words：
sample [ˈsæmpl] 样本，样品
sentence [ˈsentəns] 句子
Sample Sentences：
Show me a sample, please.
The scientists are taking water samples from the river.
You need to put a full stop at the end of every sentence.
"Write down these sentences and keep them in mind, please. " said the old teacher.
New Words：
same [seɪm] 相同的
different [ˈdɪfrənt] 不同的;有区别的;有差异的
Sample Sentences：
Do you still live at the same address?
The same thing happened to me last week.
She is the same height as her sister.
Let's play a different game.
You look different than before.
You can eat different kinds of food from different countries.
New Words：
clock [klɒk] 时钟;钟
o'clock [əˈklɒk] (表示整点)…点钟
Sample Sentences：
This clock doesn't go.
That clock is ten minutes fast.
The clock said four minutes past eleven.
I go to work at 8 o'clock.
The clock said three o'clock.
I have a history class at 9 o'clock.
New Words：
visit [ˈvɪzɪt] 访问;拜访;看望;参观
Sample Sentences:
It's my first visit to New York.
I'll visit her if I have time.
He was visited by an old friend from Iraq.
People come to visit the castle every day.
One weekend, I went to visit my grandparents in the countryside.
If you want to know more about me, please visit my website.