آزمون آنلاین انگلیسی 3 - درس اول | آزمون شماره 10340

My mobile which ......... was brought back only when I ......... a 100-dollar-reward.

If the product is accidentally swallowed by a person, the advice of a doctor should be ........................ immediately.

 .The country is in a difficult situation , but we are together to find the best .......................... we can