题目内容
（请给出正确答案）
It is difficult to accurately predict earthquakes because______.
A．earthquakes may take place anywhere, anytime
B．earthquakes may happen unexpectedly under the sea
C．earthquakes may take place while people are asleep
D．the taking place of earthquakes involves many factors
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更多“It is difficult to accurately …”相关的问题
A．Chinese is as difficult to learn as English.
B．For women it may not be so difficult to learn.
C．It is the most difficult language in the world .
D．It is difficult to learn.
A．He is starting the course late.
B．The subject is difficult for him.
C．The professor is very reserved.
D．The book is difficult to read.
A．Too slow for a difficult book though just right for a non-serious one.
B．Too slow for a non-serious book but too fast for a difficult one.
C．Too fast for difficult material though just right for a non-serious book.
D．Too fast for a non-serious book as well as a difficult one.
A、more and more difficult
B、much and much difficult
C、much and much more difficult
D、difficulter and difficulter
A.difficult much
B.much difficult
C.enough difficult
D.too difficult
A．From the ones they are familiar with to the difficult ones.
B．From the short ones to the long ones.
C．From the long ones to the short ones.
D．From the ones they are confident of to the more difficult ones.
A.It is difficult to have friendship in the workplace．
B.It is difficult to have friendly environment in the organizations．
C.The organizations are facing the dilemma：creating a friendly workplace and having policies．
D.It is hard to set policies in organizations．
It is difficult to restore investor confidence and financial market credibility.
A．Y
B．N
C．NG
A．It's difficult to find birds for recording.
B．It's difficult to find quiet areas for recording.
C．It's difficult to find animals for recording.
D．It's difficult to find mammals for recording.
A．He doesn't think it is difficult.
B．He doesn't think it is more difficult than Marathon.
C．He thinks it is much easier than Fl Race.
D．He thinks it is the most difficult sporting event.
