He heard an unusual noise from the tire and guessed that the brakes needed( ).
A.正确答案Dadjusted
B.be adjusted
C.to adjust
D.adjusting
He heard an unusual noise from the tire and guessed that the brakes needed( ).
He heard an unusual noise from the tire and guessed that the brakes needed( ).
A.正确答案Dadjusted
B.be adjusted
C.to adjust
D.adjusting