Do you want to buy()pork?
A. half kilo
B. half a kilo
C. a kilo half
D. a half kilo
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罗贯中的《三国演义》一书中有许多故事家喻户晓,比如“桃园三结义”“三英战吕布”“三气周瑜”“三打祝家庄”等。
A. 对
B. 错
只要给学生足够的时间,他们就能将所教授的知识都学会,这是布卢姆的()教育理论。
ANow satellites are helping to forecast the weather.They are in space,and they can reach any part of the world.The satellites take pictures of theat mosphere(大气),because this is where the weather form.They send these pictures to the weather stations.So meteorologists(气象学家)can see the weather of any part of the world.From the pictures,the scientists can often say how the weather will change.Today,nearly five hundred weather stations in sixty countries receive satellite pictures.When they receive new pictures,the meteorologists compare them with earlier ones.Perhaps they may find that the clouds have changed during the last few hours.This may mean that the weather on the ground may soon change,too.In their next weather forecast,the meteorologists can say this.So the weather satellites are a great help to the meteorologists.Before satellites were invented,the scientists could forecast the weather for about 24 0r 48 hours.Now they can make good forecasts for three or five days.Soon,perhaps,they may be able to forecast the weather for a week or more ahead. Maybe we’ll soon be able to forecast the weather for().
如果我们教会学生1+2+3+4+…+9=45。那么学生可以很快推出1+2+3+4+…+100,这是学习的()