listen to the sentences from ted talks and complete the sentences. i’ve been working on issues of _________ for more than twenty years.
下列有关药物表观分布容积的叙述中,正确的是
part three directions: in this section, you will hear four short conversations and two long conversations. at the end of each conversation, you will hear four questions. both the conversation and the questions will be spoken only once. after you hear a question, you must choose the best answer from the four choices marked a, b, c and d. short conversation 4 14. how much was the milk?