初二英语单项选择和改写句子.i feel like walking on the_____leaves.it's gre

初二英语单项选择和改写句子.i feel like walking on the_____leaves.it's great fun.
A:fallen B：falling C：to fall D:fall
2.when____safe_____you________around,you should check the people near yo.
A it is,of,to move
b,that is,for,moving
c,it is,for,to move
d,that is,of,moving
3.you should stay (in a safe area )until you're sure it's ok to leave.对括号内的提问.
________ ________you stay until you're sure it's ok to leave?
4.it's the important thing to do to stay calm in an earthquake.
改为同义句.
_____ ______ is the most important thing to do in an earthquake.
5.you should call( 95598) for help when you see the fallen power lines.对括号内的提问
_____ ______ should you call for help when you see the fallen power lines?