新视野大学英语第二版4视听说答案(10)

新视野大学英语第二版4

AABBB

Task 2

CABBD

Task 3

ABCDC

Viewing and speaking

Task 1 book search engines real customers judge 250 pounds two

days partying click targeting

Unit 7 Unit test

CABDD

(1)-(7)when competitiveness unmanned regularly extra households Previously

(8)To serve these new shoppers it is also necessary for more stores to remain open and thus more people to work on weekends

(9)Weekends are days when people can safely sleep in and also not have to worry as much about the ill effects of a hangover

(10)One area in which the weekend has remained unaffected is education, where schools are shut on Saturdays and Sundays

CABDD

CACDB AACBB

Unit 8

Lead in

Task1 c a f d g b e

Task2

GM crops

stem cell

genetic map

cloning