1.A half of an hour was going by淆游，but the last bus also was not arrived锚扎，so we can just walk to home.
主干:我們走回家? ? 與前面是因果關(guān)系所以用so連接区匣，半個(gè)小時(shí)過(guò)去了但車還沒(méi)來(lái)束铭，用過(guò)去式丽已，我們走回家用一般現(xiàn)在時(shí)蚌堵，“只好”用just
2.Mary seemed to be warried about the chinese exam,because she is not learning passage by heart.
主干:瑪麗擔(dān)心考試? 后面句子是解釋她擔(dān)心的原因用because連接，“看起來(lái)?yè)?dān)心”是用過(guò)去式沛婴，“她還沒(méi)有背熟課文”是現(xiàn)在的狀態(tài)吼畏，用一般現(xiàn)在時(shí)
3.Since the basketball competition was postponed,we can visit the museum to instead.
主干:我們?nèi)⒂^博物館? 前面句子是解釋去博物館的原因，“既然”用since嘁灯，已經(jīng)知道籃球賽被取消泻蚊，所以用被動(dòng)，過(guò)去式丑婿，因?yàn)榛@球賽取消而去參觀博物館性雄，用instead
4.All the way at the world war ‖,he lived in the Australia with his parents of all time.
主干:他住在澳大利亞? 前面句子說(shuō)明這件事發(fā)生的時(shí)間来屠，是用過(guò)去式放刨，一直用of all time
5.Since I graduated from NanJing universty in1985 to now, I have kind of lose touch with my classmates.
主干:我和同學(xué)失去聯(lián)系? 前面句子解釋了時(shí)間是從畢業(yè)到現(xiàn)在月趟，所以“畢業(yè)”用過(guò)去式峦失，“自從”用since珊豹，年份前加in叁丧，“失去聯(lián)系”是現(xiàn)在的狀態(tài)咳蔚，用一般現(xiàn)在時(shí)
