【单选题】篮球: 运球向前推进无防守时,球的落点应控制在身体的( )。
【单选题】Mary ( ) the keys to her bedroom at last.
【简答题】通过计算说明下列反应 : 2CuO(s) Cu 2 O(s) + 1/2O 2 (g) ( 1 )在常温 (298.15K) 、标准态下能否自发进行? ( 2 )在 700K 时、标准态下能否自发进行? 通过计算说明下列反应: 2CuO(s) → Cu2O(s) +1/2O2(g) (1)在常温(298.15K)、标准态下能否自发进行? (2)在700K时、标准态下能否自发进行?
【简答题】Mary’s score on the test is the highest in her class; she ________ have studied very hard. A) may B) should C) must D) ought to
【单选题】Which of the following is true?
A.
Mary received the box but found nothing in it.
B.
Mary took the box to her garden safely from the truck.
C.
Mary dropped the box and it fell to the ground and broke.
【单选题】在焖、烧等类菜肴中,食盐的适宜浓度一般为
【单选题】Mary found ______ extremely difficult to pass the examination.
【单选题】( )是指按技术文件规定对汽车技术状况进行诊断或检测后,决定修理的内容和实施事前的修理。也就是根据鉴定结果确定修理的级别和项目。