dingdong [ˌdɪŋˈdɒŋ] adjective (inf) [battle, argument] hin- und herwogend dingdong [ˌdɪŋˈdɒŋ] noun [of bell] Bimbam das
Complétez la séquence avec la proposition qui convient. My friends … the Internet when I arrived. were surfing were surf