作业帮23.24.25
来源：学生作业帮助网 编辑：作业帮 时间：2024/07/29 01:07:51
x1o@ǿ)R!}ٱ
N``g`AB9w$C*(EJHTk'KDY*=~F:RtCMJFݺ|4x@Ƥ`I]WU0 1xCq u66-BUnرM5F`M,<߳TH=0tlB"i>|MC @XyQ襲fb`+@C hRb&,ӷ/ԥFjg @4=JC G|0a$ /H9eT=Fc
X͎p&x\A2`DiO̒(h2ycpRQF 8\0-~&;Z|={|v!5?Qò\UF8\^(ͦ~ dNjw߲$A̾?~~yOtHw*=vVwJ-墓uJ*[l5FV(n
,
23.24.25
23.24.25
23.24.25
23、(Have) they (been swimming) since 3 o'clock?
24、(Where have) you (been staying) for two weeks?
25、She (had been practicing) playing the piano (for two hours).\
若有问题请追问,谢谢~~
将楼上的修改一下：（仅供参考，呵呵！）
Have they been swimming since 3 o'clock?
Where have you been staying for two weeks?
She 【has】 been practicing playing the piano for two hours.