Question

Choose the appropriate pair of antonyms to complete the sentence. Metals usually ------on heating and------on cooling. *

a.in,out

b.obey,disobey

c.first,last

d.expand,contract

​

Answer 1

Answer:

d. expand,contract

hope it will a little bit help you

Answer 2

Answer:

d. metals usually expand on heating and contract on Colling

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