The system of Braille is really _____________ to the blind.
#64205
A
of great useful
B
great useful
C
great use
D
of great use
推荐题目
He has the habit of ________ useful information while reading.
#74137
A
getting down
B
setting down
C
going down
D
bringing down
This is a very serious matter and the Chinese Academy of Sciences is trying to public awareness about it.
#69792
A
lift
B
rise
C
raise
D
arise
You’d better ______ some hot water into the bottle in case the teacools down.
#84030
A
add
B
fill
C
fill in
D
put
--- Tom is so joyful that he smiles at everyone. --- So ___ you if you get the first in the exam.
#83719
A
do
B
are
C
would
D
will