1 . The three most historic sites in Pingyao, often________ (refer) to as the city’s “Three Historic Treasures”, are the ancient brick-made city wall, Zhenguo Temple and Shuanglin Temple. (所给词的适当形式填空)

2 . The college students________(select) to participate in the community epidemic prevention service during the Spring Festival are all from the local area. (所给词的适当形式填空)

3 . You’ve probably heard that most Canadians want governments to do more on climate. That’s what two-thirds of the public tell pollsters when ________ (ask). （所给词的适当形式填空）

4 . An Individualized Education Program is an important plan ______(design) to help students with disabilities who qualify for Special Education Services. （所给词的适当形式填空）

5 . ________ ( assign ) by the emperor, the ambassador Zhang Qian journeyed from Chang an to Central Asia, seeking to build bridges between the Han Dynasty and the Western Regions. （所给词的适当形式填空）

6 . Sometimes devices fail because a good design is constructed with low quality materials incompetently ________ (apply). (所给词的适当形式填空)