Ser o estar live worksheet answers please

What does it mean "free word association"? ¿qué significa "asociación libre de palabras"?

Mary just sent out invitations to her wedding last week the invitations were so heavy that she put more than just one stamp on each envelope she used 255 stamps and mailed out 85 invitations and see you as an equal amount of stamps on each envelope

Fill in the blanks of the conversation of the correct form of the verb ser: luis y yo . a luis le gusta comer mucha carne. cree que la sabrosa. yo creo que los pescados y la carne . ¿y tú persona que come verduras o te gusta más comer carne? ¿crees que la o que ?