câu bị ddonhj nha ai giúp mình ko
 
----- Nội dung dịch tự động từ ảnh -----
14. Something
mines.
_in factories and
_immediately to prevent teenagers from
A.should be done/ being exploited
B. we should do/ exploiting
C. should do/ be exploited
D. should have done/ exploited
15. This car
A.was manufactured in Japan by Toyota last year
B.was manufactured by Toyota last year in Japan
C.was manufactured last year in Japan by Toyota
D.last year was manufactured by Toyota in Japan16. Why_
A.don't the exercises finish
B. weren't the exercises be finished
C. aren't the exercises being finished
on time?
D. aren't the exercises be finished
17. No longer_
Ahave typewriters been used/ computerized
B.typewriters have been used/ was computerized
Chave typewriters been used/ was computerized
D.typewriters have been used/ computerized
_in our office since it
18. When
?
A.were computers used first
B. were computers first used
C.did computers first use
D. are computers first using
19. That machine is useless. It
A.is
_not been used for a long time
B. was
C. did
D. has