Question

Complete the paragraph given below by filling in the the blanks choosing the correct from those that follow:
(a)__ ever wondered what keeps a hot air balloon flying? The same principle that keeps food frozen in the open chest freezes at the grocery store (b)__hot air balloons to fly light. It's a very basic principle. Hot air Rises and cold air falls.So (c)__the super cool air in the grocery store freezer settles down around the world and the hot air in a hot air balloon (d)__ keeping the balloon roaming above the ground.

(a) 1. Do you. 2. Had you 3. Didn't you 4. Have you
(b)1. Lead to 2. Let 3. Allows. 4. Impel
(c)1. While 2. When. 3. As much. 4. Nothing required
(d)1. Rise 2. Pushes up 3. Goes ahead 4. Moves

Answer 1

Answer:

a) fire

b)in

c) wind

d) move

Answer 2

Answer:

(a) do you

(b) lead to

(c) When

(d) Pushes