题目内容：

请阅读下面句子，并根据所读内容在空格里填入一个最恰当的单词。注意：请将答案写在答题卡上相应题号的横线上。每个空格只填一个单词。

1.Howard Carter, a most famous explorer, was very bright and c______ about the world outside his home town.

2.An American TV team made copies of Yeti tracks and had them e______ by a scientist in the USA.

3.During adolescence, it is normal for teenagers to become c______ with the changing world both inside and outside of them.

4.During the Spring Festival, kowtow(磕头) is usually performed by younger people to show r______ for the elders.

5.A team of doctors and nurses were sent to care for the i______ in the earthquake-stricken area.

6.Daniel was so angry with his parents that he thought they didn’t deserve an ______ (解释).

7.Toby made an adventure in Africa, where he visited 8 places ______ (总共).

8.So far, there has been no strong evidence for the ______ (存在) of Yetis.

9.At dusk, the sunshine ______ (反射) on Hong Ze Lake, making it shine like a diamond.

10.Zhongdian is 659 kilometres away from Kunming, and there are ______ (固定的) flights between the two cities.