Question

Complete the passage given below choosing the correctalternatives: ...
Passenger aeroplane mostly fly(a)_ -speeds less than that(b):
_stand, although aeroplanes(c)_
- can fly(d)
_supersonic speeds have been built. This is (e).
if theyfly(f)
__speeds greater than the speedof sound.​

Answer 1

Answer:

a with

b of

c which

d at

e seen

f with

Answer 2

Answer:

(a) with

(b) of

(C) which

(d) at

(e) seen

(f) with