Porque o inglês é considerado uma lingua internacional?

Reecreva as frases,substituindo as palavras em destaque pelo pronome obliquo, object pronome, adequado a) don't contaminate (the air) b) same of (the boys) wanted to photograph (janet) c) he shard (the chocolate) with (his brother) d) daniel visitead (peter and me) on wednsday e) did she send (your colleage and you) a letter ? f) because of (peter) i missed (the train) g) we gave (the floers) to (the teacher ) h) phill wanted to marry (susan) i) how did frank tame (the dogs) ? j) tom dindn ' t behave (the lessons ) k) there is mothing to do with (clara and me)