未知题型 下列有关人体水分调节的叙述，正确的是 A.大量饮水，则抗利尿激素分泌增加 B.抗利尿激素分泌减少，则尿量增加 C.渴觉中枢兴奋，则抗利尿激素分泌减少 D.细胞外液中电解质浓度降低，则尿量减少

单项选择题 听力原文：M: Open your mouth widely. I think we need to take it out.W: Will it be painful?M: it will be all right soon.Where does the conversation take place?A．At a drug store.B．In a supermarket.C．At the dentist's.D．At the police station.

单项选择题 听力原文：W: You'll love this apartment. It has two bedrooms, a big kitchen, air-conditioning and a wonderful view.M: Yes, it certainly has a fine view and plenty of space, but I have a sleeping problem and it's too near the free way.What is wrong with the apartment?A．It isn't big enough.B．There are only two bedrooms.C．It is too near the freeway.D．It has a fine view and plenty of space.