A dozen ideas were considered _____the architect decided on ..

A dozen ideas were considered _____the architect decided on the design of the building.A. before B. because C. whetherD. unless

查看答案

Unlike watching TV, reading is a highly active process ____ ..

Unlike watching TV, reading is a highly active process ____ it requires attention as well as memory andimagination.A. until B. but C. unless D. for

查看答案

According to the latest study,most traffic accidentsbe prev..

According to the latest study,most traffic accidentsbe prevented if drivers are careful enough.A.mustB.canC.have toD.need

查看答案

As the experts tell us, we can pass on the flu _____ we real..

As the experts tell us, we can pass on the flu _____ we realize we have it.A. before B. since C. while D. when

查看答案

You may use room as you like ____ you clean it up afterwards..

You may use room as you like ____ you clean it up afterwards.A. so far asB. so long as C. in caseD. even if

查看答案