Unit 1 Art Language points课时作业

Ⅰ.语法填空

　　1．Since then, many scientists have thought that our actions do make a __________ (differ)．

　　[答案]　difference

　　2．He hopes that his business will grow __________ (steady)．

　　[答案]　steadily

　　3．The dark cloud above one of the world's toughest criminal neighbourhoods __________ (simple) disappeared for a few days.

　　[答案]　simply

　　4．If you come to visit China, you will experience a culture of amazing depth and __________ (vary)．

　　[答案]　variety

　　5．If you have your lecture notes or the article in hand, you and the professor will be able to examine specific points that are __________ (confuse) to you.

　　[答案]　confusing

　　6．If there is a delay in take－off, the captain will make an __________ (announce) at once.

　　[答案]　announcement

　　7．In __________ (add), many students also attened the opening ceremony.

　　[答案]　addition

　　8．__________ (compare) the prices in this market with those of that market, we could decide which to go to.

[答案]　Comparing