Unit 4 Wildlife Protection grammar课时作业

[语言知识练习固基础]

　　单句语法填空

　　1．Reading her biography, I was lost in admiration for what Doris Lessing had achieved in literature.

　　2．There is no point hiding (hide)the truth for the sake of friendship.

　　3．These remarks of yours are of great value (valuable)to us.

　　4．The secretary informed me of his arrival.

　　5．We guarantee to deliver (deliver)your goods within a week.

　　6．In the absence(absent)of Mr.Jackson，we held a meeting.

　　7．The surrounding (surround)villages have been

　　absorbed by the growing city.

　　8．You'll be sure to have(have)fun at the party tonight.

　　9．You may rely on it that they will support you.

　　10．More care would ensure you against making so many mistakes.

[高考题型练习提能力]

　　Ⅰ.阅读理解

　　It is widely believed that smiling means a person is happy，and it usually occurs when they're meeting another person or a group of people.However，a new study led by the body language expert Dr Harry Witchel shows this isn't always the case.

　　In his research，he asked 44 participants aged 18-35 to play a geography quiz game consisting of nine difficult questions so that they often got the answer wrong.Participants seated interacted with a computer alone in a room while their faces were video recorded.

　　After the quiz，the participants were asked to rate their experience using a range of 12 emotions including"bored"，"interested"and"frustrated"．Meanwhile，their facial expressions were then computer analysed frame by frame in order to judge how much they were smiling based on a scale of between 0 to 1.

Dr Witchel said："According to some researchers，a real smile reflects the inner