2.Put the verb in brackets into FUTURE PERFECT:
The boy ... (perform) at the show.
The boy ... (traspose) the music .
The girls ... (modulate) the prelude.

The boy will have performed at the show

The boy will have trasposed the music

The girls will have modulated the prelude

Объяснение:

Future perfect

Will+have+ (verb+ Ed ) or ( verb in 3 form)