【简答题】听下面一段材料,回答第1至3题。 1. Why did Jane call Mike? A. To ask him to meet her. B. To tell him about Tom. C. To borrow his car. 2. Where will Jane be in about one hour? A. At Mike's place. B. At the airport. C...
【单选题】They have decided to show the children around the small town because the brightly colored houses there appeal _____ children .
【简答题】In the small town where serious bombing took place in the last century people have reconstructed and extended bu______ to a magnificent view.
【单选题】光学平直仪是由平行光管和读数望远镜组成的仪器本体及配置一个在定长板上的 ( )组合而成的。
【简答题】听下面一段材料,回答第1至3题。 1. Why did Jane call Mike? A. To ask him to meet her. B. To tell him about Tom. C. To burrow his car. 2. Where will Jane be in about one hour? A. At Mike's place. B. At the airport. C...
【单选题】猪笼草是一种食虫植物,它以瓶状带盖的叶捕捉昆虫,并以其分泌物消化虫体。某课题研究小组为检测此分泌物的性质,作了如下的实验:取6支试管,加入经过不同温度处理的检测液后,再分别加入瘦肉块和马铃薯块,两小时后观察现象,记录如下表。 关于此实验的解释,不正确的是()
C.
猪笼草捕食昆虫主要是对土壤溶液中缺少N元素的一种适应
【简答题】下图甲表示某种植物其光照强度与光合速率之间的关系,图乙至戊表示植物细胞与外界环境之间、植物细胞内线粒体和叶绿体之间气体交换的几种不同情况。请据图回答: (1)在图甲中的B点时,该植物叶肉细胞能产生ATP的细胞器是________________。 (2)该植物叶肉细胞处于乙图状态时,对应图甲曲线中的____________段。 (3)如果A点时CO 2 释放量为aμmoL/m 2 ·S ,C点时C...