【B11】
A. through
B. at
C. across
D. by
【B17】
A. Once again
B. Once for all
C. Now and then
D. Moreover
【B18】
A. more
B. no longer
C. not longer
D. no more
If you go to visit the Long March exhibit with two Japanese women, how much will you pay altogether?
A. 24 yuan.
B. 45 yuan.
C. 31 yuan.
D. 38 yuan.