rewrite the following.
1.scients have invented new devices to help people live a longer life.
New devices_________________________________________________.
2.i don't have enough time,so i can't goon holiday this summer.
If_____________________________________________.
rewrite the following.
1.scients have invented new devices to help people live a longer life.
New devices have been invented to help people live a longer life by scientists
2.i don't have enough time,so i can't go holiday this summer.
If I had enough time , I could go holiday this summer.
#Yumi