Where should you begin your research on complex and serious topics？（）

【15】：（）

Which of the following statements is NOT true about ISEP?（）

【7】：（）

How does Li Xiang’s app help users develop good habits？（）

【4】：（）

        In his brilliant essay“At the Head of the Peach Blossom Stream”，the great poet of the Eastern Jin Dynasty Tao Yuanming （1）_____（describe）a land of peace away from the turmoil of the world.But where on earth（2）_____（be）this ancient Shangri-la？There（3）_____（be）many guesses.        Most people，especially those from Tao Yuanming's native place.（4）_____（believe）that it should（5）_____（be）what（6）_____（be）now（7）_____（call）the Yujing Hill，about two miles west of Star Child County （Xingzixian in Chinese），Jiangxi Province.The Yujing Hill（8）_____（wedge）between the picturesque Mount Lu and the mist-shrouded Poyang Lake.（9）_____（stand）at the summit of the hill and（10）_____（look）around，one（11）_____（see）down below level fields（12）_____（stud）with hamlets and villages，where cottages（13）_____（stand）in neat rows，footpaths（14）_____（crisscross）the farmland，and rice ears（15）_____（wave）in the winds.This（16）_____（be）just the picture（17）_____（depict）by the poet in his lines；        Level fields（18）_____（extend）wavily to the far horizon，        A new life（19）_____（flow）in lusty young seedlings.        （20）_____（look）farther into the distance，one（21）_____（see）vast expanses of blue waters and a solitary，abrupt peak（22）_____（tower）amidst floating mists.This（23）_____（be）just the Fallen Star Hill（Luoxingshan in Chinese）（24）_____（praise）by the poet as“a solitary object of beauty that（25）_____（rise）clear out of the ground beside waters.”        （26）_____（take）a closer look，one（27）_____（see）chimney smoke（28）_____（curl）up fromthe cottages at the foot of the hill，children（29）_____（frolic）on the threshing grounds or in the streams amid flocks of fowls，and farmers（30）_____（walk）briskly and（31）_____（work）busily in the fields.This（32）_____（be）just the scene of a contented life of plenty（33）_____（paint）by the poet in hisessay“At the Head of the Peach Blossom Stream”.

【2】：（）

Which of the following best describes students like Li Xiang？（）

【8】：（）