concentrate
[ˈkɒnsəntreɪt]transitive verb Konjugation
Konjugation concentrar
concentrate
[ˈkɒnsəntreɪt]intransitive verb Konjugation
to concentrate (on) concentrarse (en)
Complétez la séquence avec la proposition qui convient.
Reilly went to bed early last night … be tired today.