【单选题】How is ______ possible for someone of such a modest background to get his book published?
【单选题】How many possible causes of sleeplessness are mentioned in the second paragraph?
【单选题】关于老年肿瘤的临床特点说法错误的是( )
【判断题】准时化采购可以保证供应链的整体同步化运作。
【单选题】 在下列双链DNA 序列中不属于完全回文结构的是
【单选题】The best possible title of the passage could be_____.
A.
How Muscles Participate in Mental Acts
C.
Participation in Music Performance
【单选题】How is it NOT possible for people to sign up to register?
B.
By going to certain stores
D.
By visiting a web site