9th Grade. 3rd Term Synthesis

9th Grade. 3rd Term Synthesis ENGLISH >Conditionals There are many conditionals (auxiliary verbs that express different functions as recommendation, ability, wish, and obligations among others) • Obligation: We use “must” and “have to” to express obligation. I must clean the house after the party. She mustn’t smoke inside the bar. • Recommendation: We use “should” to express recommendation. He should write in his notebooks. They shouldn’t fight in the game. >Demonstrative Pronouns These pronouns are used to indicate near or distant reference. They have singular and plural forms (this, that, these, those) • This is mi red English book. • These are my favorite jeans. • That is the Science teacher. • Those are the baseball players. SCIENCE >Ecosystem Integration There is much integration between the different species that live in same ecosystem. We can find: domestication, predation, competition, mutualism, and commensalism. SOCIAL >Celine Dion She is the most recognized Canadian singer currently. She has many facts about her life to take into account as her sing successful “Mi heart will go on”; her awards and honors. MATH >Ordinal Numbers the number designating place in an ordered sequence • 1st: first • 23rd: twenty-third • 179th: one hundred seventy-ninth >Cardinal Numbers

the number of elements in a mathematical set; denotes a quantity but not the order • 1: one • 23: twenty-three • 179: one hundred seventy-nine