Unit 1 Art grammar课时作业

Ⅰ.语法填空

　　1．(2018·全国卷Ⅰ)____ ______ (unfortunate), you must carry the necessary equipment with you, since it's all but impossible to find natural substitutes.

　　[答案]　Unfortunately

　　2． It is always __________ (crowd) with customers at meal times.

　　[答案]　crowded

　　3．Nor does anyone know if this gene would behave ________ (similar) in people.

　　[答案]　similarly

　　4．__________ (tour) is the major source of income for this area.

　　[答案]　Tourism

　　5．Yet, most parents use an __________ (education) program as a chance to park their kids in front of the set and do something in another room.

　　[答案]　educational

　　6．The bear behaved abnormally, probably because of __________ (hungry)．

　　[答案]　hunger

　　7．This association, founded by Bill Drayton, has fought __________ (poor) and sickness, promoted education and encouraged small businesses.

　　[答案]　poverty

8．Their inventions have contributed to the __________ (develop) of electrical engineering.