在某次数学竞赛中每解出一道难题得3分，每解出一道普通题得2分，此外，对于每道未能解出的普通题要扣去1分．某人解出了10题，一共得了14分．则该次数学竞赛中一共有____ 道普通题．

下列等式成立的是（　　）.

   My name is Chen Lan. My home is in Gulangyu. Do you know it? It is in Xiamen. It is near the sea(海). Gulangyu is a small place，but it is very nice and clean. There are no cars，no buses. People only walk. So it is very quiet.
   Our house is in the middle of Gulangyu. Behind our house there is a big old tree. My grandfather tells me that the tree is very，very old. There are many birds in the tree. We call it a “bird tree”. Our house is near the sea. The sea is big and blue. There are a lot of fish in the sea. After school，I go there and catch(捉) fish with my friends. It is very interesting. I like fish and I like catching fish.

补写出下列句子中的空缺部分。

①《滕王阁序》中“____，____”两句，以水天为背景，勾勒出一幅动静结合、引人遐思的画面，历来广为传诵。

②李密回忆自己年轻时内外无人帮助、照应的孤苦，写下了“____，____。”

③陶渊明的《归去来兮辞》中写自己回乡后喜话家常、以琴书为伴的句子是：“____，____。”