Question

43) What's the negative form of the
sentence above (present perfect
continuous):
(A)The kids have been playing since
morning
(B)The kids haven't been playing since
morning
(C) The kids have been playing not since
morning.
(D )The kids have been not playing since
morning.
(E) Not the kids have been playing since
morning​

Answer 1

(B)The kids haven't been playing since

morning