switch between languages(Researchers have uncovered what’s happening in the brain when we switch between different languages. The finding provides new insights into the nature of bilingualism.futurity.orgShabe)
cohesion(использование правильных союзов (linking words), местоимений (reference words) и синонимов; Cohesion refers to the organisation of your language, which shows how your sentences are connected and related. alexghost)