Question

An air-conditioning system ………………… (use / using / uses) a refrigerant gas like Freon to
cool the air. Freon …………….. (places / is placed / placed) in a sealed system and is then
………………… (pressurizing / pressurizes / pressurized) using a compressor. As it’s
pressurized, it …………………… (gets / got / get) hot by absorbing the heat around it. This hot
gas then ………………… (passed / passing / passes) through a radiator outside to be cooled by
the air outside which is cooler than the compressed gas. The cooled Freon still
………………….. (is remaining / remained / remains) compressed. It is then …………………
(expands / expanded / expanding) into another radiator where it cools off a lot as it expands.
When air in your room gets blown across this cold radiator, it ……………….. (become /
becomes / has become) cold too. This is also how most refrigerators and freezers work

Answer 1

Answer:

use, is placed, pressurizing, got, passing, remains, expands, become,

Explanation:

don't forget to make follower

Answer 2

Answer:

uses, is placed, pressurized,gets, passing, remains, expanding, becomes