学帮网which subject are you best_______?best后用什么介词?有四个选项A on B in C at D for
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which subject are you best_______?best后用什么介词?
有四个选项A on
B in
C at
D for
应该用at
be good at句型,这里的best是good的最高级
in
at be good at 擅长于
do well in
at
at
be good at 擅长与......