1 . Suppose you wanted to take a day off to join a camping trip with your friends but your manager refused and forced you to work that day. In this situation, you’ll suffer the feeling of________(frustrate). (所给词的适当形式填空)

2 . Although I try to talk to my classmates, I still find________ hard to make good friends with them. (用适当的词填空)

3 . 阅读下面材料，在空白处填入1个适当的单词或括号内单词的正确形式。

At his studio in Beijing, artist Zhang Xiaodong piles hundreds of sheets of thin top of one another until they form a complete image. When there is a slight air, the pages flow, giving life to the book     1     (it).This dragon scale bookbinding(装订),     2    (stretch)back more than 1,000 years to the Tang dynasty.

With few of the books     3     (survive)to the present day, the bookbinding technique was     4     the risk of disappearing before Zhang decided to research and bring it back to life. After half a year’s study, he finally learned     5     the ancient bookbinding worked.     6     (source)materials traditionally used in bookbinding Zhang also visited old towns and heritage (遗址)sites. Then came the     7     (crucial)-and difficult-part of the binding process: controlling the placement of each page. In order to create a complete picture, each sheet needs to be placed in     8     (exact)the right place. Zhang said that an error of just     9     hundredth of a centimeter can produce a huge, visible error when a book’s hundreds of pages are displayed together.

Zhang’s     10     (prepare)that went into producing this particular work shows the very modern way that the artist tries to understand the subject matter.

4 . 阅读下面材料， 在空白处填入适当的内容(1个单词) 或括号内单词的正确形式。

Palm oil (棕榈油) is the most     1     (wide) used vegetable oil worldwide. It’s found in a huge variety of products ranging from vitamins to chocolate and bread. The oil is popular as it has a high melting point and contains healthy fats. The former makes it easy to spread     2     the latter makes it good for our body.

But the oil’s popularity comes     3     a high price. Palm trees need a rainforest and lots of land to grow on. As     4     result, thousands of acres of rainforests in Indonesia, the world’s biggest palm oil     5     (produce), are being destroyed to make room for palm farms.

With half of the world’s palm oil     6     (come) from Indonesia, orangutans (黑猩猩) have suffered a lot there. In the last 20 years, over 80% of their habitat     7     (destroy). What’s worse, in 2015, wildfires caused by illegal destruction of some rainforests endangered two fifths of the remaining orangutans. Palm farms have also threatened     8     (tiger) and elephants and caused water and air pollution.

The easiest solution is to stop using so much palm oil. However, it’s not easy because no other natural oil has both of its qualities. Now scientists are creating a new oil     9     (replace) it by using food waste and M. pulcherrima, a yeast (酵母)     10     feeds on leaves, fruits and flowers.

5 . There has been direct evidence that different color ________ (prefer), which in the past years have usually been explained by cultural factors, among men and women, have a basis in evolution.

6 . 阅读下面材料，在空白处填入适当的内容（不多于3个单词）或括号内单词的正确形式。

Many students     1     (study) English for years.However, some students still have difficulty in     2     (speak)fluent English.Some know many     3     (word), but are unable to understand them when native speakers use them.In our oral English classes we will focus on (专注)speaking and listening     4     native English speakers.So we will have a rule that ONLY ENGLISH     5    （speak）in our English classes.Anyone speaking Chinese in class will be commanded     6     (pay) a fine (罚款) in order to encourage the speaking and understanding of English.If teachers enter a classroom and discover     7     anyone is speaking Chinese, they will command everyone in the room to pay     8     fine. It is everyone’s job to obey the English-only rule.It is for     9     (you) benefit. It is     10     we want to accustom (使习惯于) your ears to hearing English.