【简答题】The old couple decided to__________ a boy and a girl though they had three children of their own.
【单选题】The old couple decided to ______ a boy and a girl though they had three children of their own.
【简答题】一辆汽车开始以36km/h的速度行驶了15min,然后又以72km/h的速度行驶了5min,求这段时间内汽车的平均速度是____
【单选题】The old couple decided to ______ a boy and a girl though they had three of their own.
【单选题】The old couple decided to _____ a boy though they already had three of their own.
【简答题】The old couple decided to ________ a boy and a girl though they had three of their own. A) adapt B) bring C) receive D) adopt
【单选题】The old couple decided to ______ a boy and a gift though they had three children of their own.