It is rain outside.这句话哪里错了

It is rain outside.这句话哪里错了 It _ (rain) outside. IT IS ______(RAIN ) OUTSIDE PIACE TAKE AN UMBRELLA I can’t go out now, because it ______ outside. (rain)rains/is raining/rainy 这三个,那个可以? It was rain outside哪里错了 It is raining outside.A:rain b:rains c:raining词语替换 填空;there is a heavy__(rain)outside there is a heavy rain outside中的rain是什么词性? It's (rain) hard outside.It's raining hard outside.为什么rain要变成raining It is -----------(rain)tody. it cold because is outside it is --------(terrible)cold outside It is raining _____ outside. what is it like outside It ____(rain)outside.We should stay at home. It's rain outside,falling from the sky It is freezing cold outside这句话怎么翻译 It is cold outside It is____today