Составьте 3-4 предложения или диалога с этими словосочетаниями и фразами: have eye contact, keep yor arms and legs crossed, shake hands, be leaning back, use an open/closed posture, can/could you ; of course/ok/certainly; do yo think you could ; i'm afraid/sorry, i can't; thank you/thanks; that's ok; thank you very much; that's very kind for you; it's a pleasure