Ⅰ.阅读理解(共15小题；每小题2分，满分30分)
阅读下列短文，从每题所给的四个选项(A、B、C和D)中，选出最佳选项。
A
In many countries，schools have long summer holidays，with shorter holidays in between.However，a new report suggests shortening school holidays to stop children forgetting what they have learnt during the long summer break.Instead of three school terms，it says，there should be five eight－week terms.And there should be just four weeks off in the summer，with a two－week break between the other terms.
