Question

Fill in the blanks using a word. Write the answers in your answer sheet against the correct blank number.
Passenger airplanes mostly fly (a) _______ speeds less than that (b) _______ sound. Airplanes (c) _______ can fly (d) _______ greater speeds have been built. This is (e) _______ if they fly (f) _______ speeds greater (g) _______ the speed of sound, (h) _______ fuel consumption increases enormously.​

Answer 1

Answer:

a. with

b. of

c. also

d. with

e. that

f. then

g. with

h. but

Answer 2

Answer:

• (a) at
• (b) of
• (c) which
• (d) at
• (e) because
• (f) at
• (g) than
• (h) the

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