【单选题】She worked hard at her task before she felt sure that the results would ______ her long effort.
【简答题】The girl worked so hard that (ual) ______ she made herself seriously ill.
【单选题】一对齿轮要正确啮合,它们的_______必须相等,
【单选题】She worked that hard just for wanting to _________ the most excellent student.
【简答题】The story is about a young student.She worked very hard at her lessons.She worked so hard that she became ill.She couldn't go to sleep at night.But when she got up the next morning, she felt very tire...
【单选题】______, she failed again in the test and felt very depressed.
【简答题】阅读理解。 The story is about a young student. She worked very hard at her lessons. She worked so hard that she became ill. She couldn't go to sleep at night. But when she got up the next morning, she felt...
【简答题】Connie was told that if she worked too hard, her health would ________. A) deteriorate B) descend C) degrade D) decay
【单选题】下列有关脂肪酸氧化的叙述中哪项是错误的()
C.
在β-碳上进行脱氧、加水、再脱氧,并在α-β碳之间断裂