24.Electric cars may seem like a recent invention,but they've been around for years.In the early 1900s,there were more electric cars on the road than there were petrol (汽油) cars.At that time,petrol was (1)e
compared with other fuels (燃料). (2)W
petrol prices dropped and new technologies were developed,electric cars went out of fashion (過時).Instead,petrol cars became more(3)p
because they could travel longer distances (距離) without stopping. During the 20th century,petrol cars got bigger,heavier,and faster.They needed more fuel,and it(4)c
more air pollution.For years,car makers didn't worry about pollution.They didn't worry about the amount of petrol cars used, (5)e
.But when people began to realise that there was not enough oil on the earth,they asked car makers to produce more efficient (高效能的) and less polluting cars. One (6)m
of solving the problem was a "hybrid" car (混合動力車),one that ran partly on petrol and partly on electricity.Hybrid cars became popular in the 2000s when petrol prices went up and the prices of hybrid cars went(7)d
. An all-electric car uses no petrol.The problem,however,is that car batteries (電池) need to be recharged (再充電).That makes electric cars not so useful for long (8)j
. Many people are not (9)p
with it.The government and car makers are(10)w
together to develop safe,cheap,and useful electric cars.When people have these cars in the future,a petrol station may be a thing of the past.
Traditional learning in a classroom ●fixed timetable a plan made by a school ●face-to-face communication ●colorful class activities ●team spirit
Modern learning on the Internet ●flexible (靈活的) timetable a plan made by oneself ●online communication ●rich learning resources ●any place with the Internet
要求: 1.所寫內容必須包括一種學習方式的所有信息; 2.對你喜歡的學習方式說明理由,并提出你認為的不足; 3.文章不少于90詞,開頭已給出,不計入總詞數; 4.語意通順,意思連貫,條理清楚,書寫規范; 5.文中不得出現真實的姓名、校名等信息. With the development of modern technology, the way of learning is changing. I think______.