Complete the sentences with the correct past modal form. Use the verbs in the brackets. They_________ (invite) so many people to their wedding. Their house is not so big.
You_________(join) us, but you didn’t even thought you saw us!

Children go to school which are twinned with  schools in other countries.they swap  work projects  with one another.they make  pen-friends who they  communicate   with by e-mail.they learn a lot of interesting things about  their lifestyles, cultures and religions.   children go to  international  schools.every day they  mix with children who have different  religions,  cultures and lifestyles.children take part in    cross-cultural   projects.they communicate with one another    by sharing  different stories and experiences.they also take part in different    activities.                .any cross-cultural communication helps children from different counries: to know what   life is like in different countries; to learn  more about other cultures;   lifestyles and traditions;   to understand how  big the world is and how many people live on the  planet we call home;   to understand that  we are all different and at the same time we are much alike.