Which of the following MF frequencies is internationally allocated for NAVTEX-type broadcasts()
A.518 kHz using FEC mode
B.4, 209. 5 kHz using FEC mode
C.486 kHz using FEC mode in China
D.486 kHz using FEC mode
A、518 kHz using FEC mode
A.518 kHz using FEC mode
B.4, 209. 5 kHz using FEC mode
C.486 kHz using FEC mode in China
D.486 kHz using FEC mode
A、518 kHz using FEC mode
Directions: For this part, you are allowed 30 minutes to write a short essay
on the following question.You should write at least 120 words but no
more than 180 words.
Suppose your university is collecting opinions to improve the whole
campus, what suggestions will you make and why?
_____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
A. which they ask for
B. for which they ask
C. for which they ask for
D. which they ask
A.for which
B.which
C.that
This is the problem () we have no good solution as yet.
A.to that
B.which
C.for which
D.to which
It is in Beijing () the Olympic Games in 2008 will be held.
A.that
B.where
C.which
D.in which
A.for; to
B.that; be
C.which; should be
D.to; being
It is because he is not proud of his learning () he is respected by his students.
A.that
B.which
C.what
D.that which
There are several ways () we can cross the river without the help of local villagers.
A.in which
B.across which
C.to which
D.on which