词汇知识adj.(药物等)上瘾的→n．对(药物等)上瘾的人；-优题课

Junk food is food that has a lot of calories but few nutrients (营养物质), vitamins and minerals (矿物质). Some food does have nutrients, for example pizza, but because it contains too many calories, it is 48______ called junk food. Fruit and vegetables are the best examples of good food. 49______ contain few calories and many vitamins and minerals. A healthy diet should include a variety of food, most of 50______ should be rich in nutrients. That does not mean that we are never allowed to eat junk food. 51______ of us who love French fries, sweets, ice cream and cheeseburgers can still enjoy an unhealthy bite every now and then. All we have to do 52______ to be careful how often and how much we eat 53______ it.
If we make the right choices about 54______ we eat, we will be healthier 55______ have more energy to enjoy the good things in life. A balanced diet combined with exercise is the key to a healthy life.

Directions: Complete the following passage by filling in each blank with one word that best fits the context．
You are mistaken if you think all Chinese people speak in the same way. Have you ever seen a person from Shanghai try talking to someone 48Guangzhou? 49is quite likely that both of them may feel puzzled! The Chinese language, as a whole, uses the same set of character,50 even the same characters can have different pronunciations. That is 51
it is difficult for people to understand each other. Luckily, the widespread use of Putonghua in China has made a great contribution 52people’s communication, though people from different areas tend to speak with various accents.
People in Northern Europe are 53luckier. Even though people from Sweden , Denmark and Norway have their own official languages, it is very convenient 54them to communicate with one another. Do you know why? That is because their languages are quite similar, though not without small distinctions. 55, they can communicate easily in their mother tongues.

Nowadays advertisements are everywhere. I think advertisements have both good and bad effects young students.
On one hand, advertisements give us information about things buy. They make easier for us to choose the best product. Also, some advertisements are beautifully designed and pleasant to look at. on the other hand, they can make trouble for us. First, most advertisements look attractive and they persuade us to buy things we don’t need at all. This is especially bad for young people. They are not making money yet. So they have to ask for money their parents. Sometimes they buy lots of junk food the advertisements look delicious. This is not healthy for them. What’s more, some advertisements don’t tell the truth. Many people find cheated after using certain products.
In short, advertisements have pros and cons﹙赞成和反对点﹚. young students, we should learn to deal with.

根据下列句子及所给汉语注释，在对应位置上写出空缺处各单词的正确形式。（每空只写一词）
Things fall to the ground because of the earth’s ________(万有引力).
Two children ________ (溺死) after falling into the water.
The ________ (场景) of this play is set in Ireland.
Each of us has our strengths and ________ (弱点).
He ________ (道歉) publicly the day before yesterday.
Today’s festivals have many _______ (起源)， some religious, some seasonal, and some for special people or events.
Easter is an important religious and social festival for ______ (基督徒) around the world.
What will happen to you if you don’t eat a _______ (平衡的) diet?
The fact is that I earned my passage by working as an unpaid hand, which ________ for (导致)my appearance.
They laid eggs too and _______ (存在) on the earth for more than 140 million years.

根据所给汉语注释，写出空缺处各单词的正确形式。（每空只写一词）
Finally he even encouraged me to _______(反驳驳斥) the authors I’d read!
As he was not allowed to ____________（陪伴） her to the shops, he wrote out a list of items for her.
In 1942 he joined the __________(全体员工)of the Philadelphia Navy Yard as a junior chemisht and worked there for three years.
I _________(嗅，闻) the food;it smelled delicious.
It marked a ______________(界限分界线) and I thought I was very brave when I swam over the edge of the reef and looking down into the depths of the ocean.
I loved listening to the family softly talking to each other in their language, even though I could not ____________(参加参与) in the conversation.
The yellow and green parrotfish was hanging upside down and __________(吮吸) tiny plants off t the coral with its hard bird-like mouth.
In many ways my disability has helped me grow stronger _________________(心理地，精神上地) and become more independent.
When I miss my family, it’s a great comfort to have a ______________(代替者代用品) family to be with.
Sometimes I wonder how ____________(有关的切题的) chemistry is to these students, most of whom will be going back to their villages after Year 8 anyway.