根据下列实验装置图，回答问题

首字母填空

During the National Day holidays last year, my parents and I had a trip abroad. My father is i____ in old countries so he chose to visit India. India is in the south of A____. It has a long h____ and the most famous s____ is Taj Mahal( 泰姬陵).

   We f____to India from Shanghai. It took us just a few hours to get there. I c____a camera with me so that I could take photos of the beautiful views. There are many elephants in India. The guide a____me to ride on an elephant. Though my heart was f____ with fear, I rode on it at last. I rode on the elephant for half an hour and it was an exciting e____. My father took some photos of me. We e ____ ourselves in India. What's more, we learned more about this old country.

查字典。
用部首查字法查“载”字，可查部首____；用音序查字法查“偶”字，音序是____，音节是____；用数笔画的方法查“氏”字，有____画。

依次填入横线处的词语，最恰当的一项是（     ）
（1）有人认为他之所以对日          ,和他那个亲日媚日、飞扬跋扈的老婆的教唆与威逼不无关系。
（2）“五一”期间，市长          会见了新加坡贸易代表团和台湾投资考察团。
（3）它深沉而执着，需要你敞开胸怀去感知，去          ，去吟咏，它是行动，是实践，期待你用一生去叙述。

高速公路上的标牌常用“回光返照膜”制成，夜间行车时，它能 将车灯照射出去的光逆向返回，标志牌上的字特别醒目。这种“回光返照膜”是用球体反射原件制成的．如图所示，反光膜内均匀分布着直径10um的细玻璃珠，所用玻璃的折射率为，为使入射的车灯光线经玻璃的折射、反射、再折射后恰好和入射光线平行，那么第一次入射的入射角是