Unit 1 art using language课时作业

Ⅰ.语法填空

　　1．(2018·北京卷)Artificial intelligence (AI) may become extremely good at __________ (achievement) something other than what we really want.

　　[答案]　achieving

　　2． A study found that a strong Nino in 1987－98 helped America's __________ (economic) grow by $15 billion.

　　[答案]　economy

　　3． I was __________ (delight) at the presence of such a student.

　　[答案]　delighted

　　4．One traditional __________ (believe) about television is that it reduces a child's ability to think and to understand the world.

　　[答案]　belief

　　4． Yet there is __________ (evident) suggesting that the trend is growing.

　　[答案]　evidence

　　6． To catch the early __________ (fly), we ordered a taxi in advance and got up very early.

　　[答案]　flight

　　7．It might seem odd, but it is a __________ (culture) tradition.

　　[答案]　cultural

　　8．With efficiency also comes mass __________ (produce)．

　　[答案]　production

Ⅱ.选词填空

1.