英语)
1.若5x+4的平方根是正负2,则x=().
英语:
1.Itisimportanttohaveagoodrest.(同义句转换)
()()()()()isimportant.
2.Ihaveapaininmyheadtoday.(同义句转换)
I()()()today.
3.Tonygoestobedafterhefinisheshishomework.
Tony()()tobed()hefinisheshishomework.