【正文】
ies to increase their rice harvests. He therefore gives millions of yuan to equip others for their research in agriculture. Yuan has another dream: to export his rice so that it can be grown around the globe. YuanLongping won the title of Pioneer Scientist in Mexico in 1997. Suppose you were Yuan Longping at the awarding ceremony, you were expected to say something after receiving the prize. a pioneer dream of devote … to finding increase … without expanding rid … of hunger care little/much about be satisfied with JOHN SNOW DEFEATS “KING CHOLERA” 問題設(shè)計(jì)在教學(xué)實(shí)踐中需要注意的幾個問題 1. 要把握好提問的角度。既要能夠體現(xiàn)教師教學(xué)的特點(diǎn),也要能夠發(fā)揮學(xué)生的主體。 2. 課堂提問一定要為學(xué)生留下足夠的思維時間,如果學(xué)生難以得出答案還要適度加以問題引導(dǎo) 。 3. 把握好問題設(shè)計(jì)的層次和梯度。 4. 教師自身對文本的理解要到位,并嘗試從不同角度對文本解讀并進(jìn)行問題設(shè)計(jì)。