[سلمة بن الأكوع]

1- The sun is made of ………………… rock.

( frozen - heat - hot – cold )
في الوحدة التاسعة heat waves امواج حارة هو ينفع hot واية الفرق بين heat و hot

1- Is unusual weather …………… a modern phenomenon?

( rare - only – per – scarce )

1- Electric storms are common ………………… in our part of the country.

( occur - occurrence – occurred - occurs )

1- To ……………..….. means to make something appear.

1. a- cause b- destroy c- occur d- remove