How can i change my nickname on this website?

Which sentence uses the verbs correctly?

Which of the following should not be included in a thesis statement? transition wordsmain ideasimpersonal language"i" statements

Ireally, really need with this asap. i don't understand spanish prepositions and when they should be used. the questions are:fiesta con juan el fin de semana pasado. el parque está casa. es una lástima que haya tantos lago. el jefe quiere inmediatamente. the answers can be one of the following: en, con, de, a i will award !