She looks sad. Could you please tell me ____ that prevents her from being as happy as before?
#74187
A
what it is
B
it is what
C
how it is
D
it is how
推荐题目
From the dates _________ on the gold coin, we decided that it was made five hundred years ago.
#72094
A
marking
B
marked
C
to be marked
D
having been marked
Students are always interested in finding out _______ they can go with a new teacher.
#74501
A
how far
B
how soon
C
how often
D
how long
The teacher left word with our monitor _____ she would explain the problem again next time.
#67921
A
who
B
which
C
as
D
that
The number of the students in senior high school, ____ is mentioned above, is increasing.
#66576
A
as
B
which
C
what
D
who
A recent survey revealed that __________ dogs barking incessantly in the night that we disliked most.
#69745
A
was
B
there be
C
it was
D
there were