【正文】
的句子要用完成時(shí),但含有for時(shí)間短語(yǔ)的句子不一定要用完成時(shí)。 rain.(表原因) 。闡明。While walking the dog,you were careless and it got loose. in the exam考試作弊 through經(jīng)歷。be bad to…/be bad for… up加起來(lái) 增加add up to合計(jì),總計(jì)add…to把……加到………until/till意思是“直到…才” sth/sb done使……完成/使某人被…… down平靜下來(lái) concerned about關(guān)心,關(guān)注,when,before,after 等引導(dǎo)的時(shí)間狀語(yǔ)從句中的主語(yǔ)與主句的主語(yǔ)一致時(shí),可將從句中的主語(yǔ)和be動(dòng)詞省去。 out of that…/to do1. consist of = be made up of 由……組成 (沒有進(jìn)行時(shí)). The UK consists of Great Britain and Northern Ireland.=Great Britain and Northern Ireland make up the UK.2. 區(qū)別:? separate ... from (把聯(lián)合在一起或靠近的人或物分離出來(lái))? divide...into 把…分開 (把整體分為若干部分). The teacher divided the class into two groups.The Taiwan Strait separates Taiwan from Fujian.3. debate about