——What does your Chinese teacher look like? —— .
Teresa is ______ nervous ______ he can’t talk in front of the class.
--- What smells terrible, Ted? --- I’m sorry. I’ll ___ my shoes and wash them at once.
--- What’s your family rules? --- We shouldn’t talk ____ food in our mouths while having meals.
--- What’s the matter, Mary? You looked upset. --- I failed again in my math exam. I’m really sorry because I don’t want to ____ my parents down.
--- Do you have any plans for this weekend? --- I’m not sure. I _____ go climbing Mount Baoshi.