She's aiming ________ a scholarship. That is why she has been focusing her mind ________ her work.
#25787
A
at; on
B
to; on
C
for; in
D
at; into
推荐题目
My income is rather changeable, but I earn £73 a day ___________. 
#26060
A
on the other hand
B
in particular
C
on the whole
D
on average
He likes to sleep ______ all the windows _____.
#27377
A
with; open
B
with; opened
C
while; open
D
as; opening