Lisa's parents both have jobs.
They're English teachers.
Her mother teaches English to children①.
Her father teaches English to adults. /?'d?lts/
They both teach at② schools.
They don't teach at the same school.
譯：麗莎的父母都有工作。他們是英語教師。她的媽媽教小孩英語。她的爸爸教成人英語。他們都在學(xué)校教書。他們不在同一所學(xué)校教書。

① teach sth. to sb.
②at+具體的小的地點，in+比較大的地方(城市、國家等。)。
文中school是一個小地點，所以前面介詞用at.
?。篴t the school ?/ ?at the office
大：my mom teaches in Beijing.

Helen teaches at a primary school.
Her students are between ③7 and 9 years old.
Bill teaches in ?a small university.（大學(xué)：college）
His students are at least④ 18 years old.
譯：海倫在一所小學(xué)教書。她的學(xué)生年齡在7到9歲之間。比爾在一所很小的大學(xué)教書。他的學(xué)生至少有18歲。
③between
1）在兩個地方、物體或人之間（空間上的關(guān)系）
between you and me.你我之間
between London and Paris.在倫敦和巴黎之間。
between the bedroom and bathroom.在臥室和浴室之間。
2）在……之間（數(shù)量上的范圍）
between 7 and 9 years old.在7歲和9歲之間
she runs between 2 and 4 kilometers.她每天跑2到4公里。
between 5 and 9 people.在5到9個人之間

④at least：至少 ?eg: my friend runs at least 2 kilometers.我朋友每天至少跑2公里。
little→比較級less→最高級least
many→比較級more→最高級most
at most:最多 ?eg: her students are at most 9 years old.她的學(xué)生最大9歲

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