【单选题】-----Why are you looking pleased? ----Oh, I’ve just had a job _________.
【多选题】香柠檬油可用于化妆品。香柠檬油含微量的香柠檬酚和香柠檬醚,其结构如图。下列说法正确的是 [ ]
B.
1mol香柠檬酚最多可与2molBr 2 发生反应
D.
1mol香柠檬酚在NaOH溶液中水解时能消耗3molNaOH
【单选题】---_____? ---I don’t feel very well today. I’ve got a pain here.
A.
Can I take your temperature
D.
How long have you been like this
【多选题】香柠檬油可用于化妆品。香柠檬油含微量的香柠檬酚和香柠檬醚,其结构如图。下列说法正确的是( )
B.
香柠檬醚最多可与7molH 2 发生加成反应
C.
1mol香柠檬酚最多可与3molBr 2 发生反应
【单选题】把计算机网络分为有线网络和无线网络的分类依据是( )。
【单选题】-I've got a terrible pain in my arm. -().
A.
Yes, you’re quite right.
B.
Thanks for telling me.
C.
I’m sorry to hear that.
【单选题】--I’ve got a pain in my chest and a terrible headache. -- ___________ ? [ ]
C.
Do you feel short of breath
【单选题】把计算机网络分为有线网和无线网的分类依据是