【简答题】Fill in the blanks. 选词填空,只填序号。 1. ____ is hot. 2. Children's Day is ____ first. 3. Teachers' Day is ____. 4. My sister's birthday is ____. A. June B. June ninth C. The sun D. Septe...
【单选题】《物业管理条例》开始实施的时间是( )。
【单选题】某一室模型一级动力学消除的药物,静注后3及18小时的血浆药物浓度为16及2mg/L,该药血浆半衰期是