例题1:(河北中考)They hugged each other and walked to their mother hand in hand. When Mrs. Lin saw this, 10. big smile appeared on her face. Her heart was filled with happiness.
解析:a 此处泛指一个微笑,用不定冠词,big 的发音是/bɪɡ/,是辅音音素开头。

a 此处泛指一个微笑,用不定冠词,big 的发音是/bɪɡ/,是辅音音素开头。

训练1：（长春中考）Sometimes they stopped to look around; sometimes one rubbed(蹭) against the other's back. They had a lot of fun playing in 6. sun.
训练2：（济宁中考）Actually, it's not 6. easy plan. The cost of the combo is 8 yuan. Even if 20 people ask for it, it will cost 160 yuan.

训练1 the in the sun"在阳光下",sun 特指太阳的阳光,前面应用定冠词 the。
训练2 an 空处泛指"一个简单的计划",且"easy"的发音是/'iːzi/,以元音音素开头,用不定冠词 an。

例题2:(常州中考)So, if there was a drought(干旱) or a flood, people would pray(祈祷) to the loong to have better weather and live a peaceful life. 5. this reason, there are lots of activities of praying related to loongs.
解析:For 根据“this reason”可知,此处表示原因,用介词for,句首首字母大写。

For 根据“this reason”可知,此处表示原因,用介词for,句首首字母大写。

训练3：（福建中考）While Xi'an is a city 7. a long history, it is also very much a part of the modern world.
训练4：（青岛中考）10. a sunny day, you can see many kites flying above parks and fields. Colorful kites and children's smiling faces form a wonderful picture, which brings a new life to Chinese traditional culture.

训练3 with 根据"While Xi'an is a city ... a long history"可知此处指西安是一个有悠久历史的城市,介词 with 表示"具有"。
训练4 On on a sunny day"在阳光明媚的日子里",指在具体的某一天,用介词 on。句首首字母大写。

例题3:(烟台中考)Mooncakes are one of the most popular foods during the Mid-Autumn Festival. But let's be honest: Not many of us really like to eat them, mainly 1. they are made in factories and often several months old by the time they are bought.
解析:because 根据“they are made in factories and often several months old by the time they are bought”可知,空格后是解释没有多少人真正喜欢月饼的原因。

because 根据“they are made in factories and often several months old by the time they are bought”可知,空格后是解释没有多少人真正喜欢月饼的原因。

训练5：（武汉中考）For example, the Chinese film Chang'an San Wan Li became a success thanks to the Chinese ink paintings, ancient poems 7. high technology in it.
训练6：（湖南中考）I use a lot of natural food. Some people think it is not so delicious, 7. I don't agree.

训练5 and 根据语境"thanks to the Chinese ink paintings,ancient poems ... high technology in it"可知,前后构成并列关系,用and 连接。
训练6 but 根据空前后的语境"Some people think it is not so delicious, ... I don't agree."可知,此处句意发生了转折,but"但是"符合语境。