"become expressive" is a correct and usable phrase in English.
It means to become more communicative or to show one's feelings or emotions more openly. Example: After years of therapy, Jane has finally become expressive and is able to communicate her thoughts and feelings effectively.
Through these exercises students learn how to become expressive and dynamic movers and gain a deeper appreciation of the multiple expressions of what is known as contemporary or modern dance.
His protagonists become expressive individuals, yet they inhabit a world where hierarchies are fixed and freedoms circumscribed.
When the listener focusses intently, wisps of sound can become expressive characters, silhouetted against an empty expanse.
But it's Keitel and Carradine's movie, and by the end they become expressive icons, with Feraud looking increasingly like an exiled Napoleon.
If only the privileged have access to an inspiring art education (and we all know limited resources will be directed to subjects within the EBacc, at the expense of those outside) then art will become expressive of a narrow range of social experience.
It helps them to become expressive.
"The owner polished the counter, became expressive.
Meanwhile, the space around and between them becomes expressive.
The weather protection and the PA systems became expressive elements of the architecture".
Around 1953, out of the rich mix of constructivism, primitivism and direct experiences of war, emerged ground-breaking works of art in which thickly applied, irregular areas of paint became expressive vehicles in themselves.
It seemed as if, without ever looking at them, she was telling them emphatically, "No!" Then, however, she held that open-armed pose extraordinarily still, until it became expressive of something that went far beyond mere contradiction: a drastic solipsism whereby she built up the forces for the solo that was to follow.
