问题
填空题
“人在岸边观水，疑水浅；入水中观月，月更高”，这是光的________现象所致．
答案
折射
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“人在岸边观水，疑水浅；入水中观月，月更高”，这是光的________现象所致．
折射
| 选择恰当的单词并用其适当形式填空补全短文。 | |
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| Peter held a party on his birthday in his house. Although he 1 a great time, it made him very 2 . Before the party, he did many things. First, he 3 some money from his parents 4 some food and drinks. Next he had to 5 the living room. Then he 6 his father scar to pick up some of his friendss. When the 7 party was over, he found there, 8 still lots of things to do. He 9 the dishes, swept the floor, and took out the trash. When he 10 have a test, it was over twelve o'clock. |