介词填空:1.The should ( ) the rain is quiet. 2.Helicopters drop water ( ) the fire.3.The forest burn ( ) the fire.

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介词填空:1.The should ( ) the rain is quiet. 2.Helicopters drop water ( ) the fire.
3.The forest burn ( ) the fire.

1.The should ( ) the rain is quiet.句子有问题.
2.Helicopters drop water (on ) the fire.
3.The forest burn (in ) the fire.

The should (under ) the rain is quiet
The helicopter drop of water( in )the fire
The forest burn (in )the fire