来自裴辛哲的问题
theyoftenheardthesoundofsoldiers___ontheplayround.AdoingexercisesBdoexercises选哪个并排出另一个原因
theyoftenheardthesoundofsoldiers___ontheplayround.
Adoingexercises
Bdoexercises
选哪个并排出另一个原因


theyoftenheardthesoundofsoldiers___ontheplayround.AdoingexercisesBdoexercises选哪个并排出另一个原因
theyoftenheardthesoundofsoldiers___ontheplayround.
Adoingexercises
Bdoexercises
选哪个并排出另一个原因



Doing,thesoundof后面肯定要这样子的

