Select THE SYNONYM of the following bold and underlined word

They quickly read the questions and tried to find out the answers.

He was very sorry that he didn’t see Ann on her trip to London.

→He greatly regretted_________________________________________

He was often made _____________ milk by his mother. (drink)

“If I catch the plane, I’ll be home by five.” He said.

→ He said ___________________________________________________

I think Christmas is one of the happiest times of the year. Everyone has a (41)_______ on their face, especially children.

Full ______________by all members is compulsory. ( participate )

They went hiking in a ______________ region. (mountain)

Choose the word whose underlined part is pronounced differently from that of the rest