Look at those clouds.It _____ soon,I’m afraid.A.is going to rain B.will rain为什么不选B

Oh,look at those clouds! Look at those clouds .It_______(rain). look at those clouds.it is____(rain)加分 look at those big black clouds.it ___ rain.A.will B.is going to look at those clouds.it __soon,i`m afraid.A,rains B.is going to rain Look at those black clouds,it--------rain.A will B is going to 看那些乌云!天要下雨了.Look at those balck clouds!_____. Look at those clouds!It( )rain.A.was going to B.is going to C.be going to look at those big black clouds It ____rain let us hurryA willB is going to为什么不是A look at those ()(shoe) Look at those hairdressers.中文 look at those ducks是什么意思 Look at those black clouds.It___rain Awill B would C will D is going to为什么B,C,D一个意思却选D? Look at those big black clouds.lt ___rain.Let's hurrya/ must b / will c/ would d/is going to表示肯定、那第一个为什么不可以？ Look at those clouds.It _____ soon,I’m afraid.A.is going to rain B.will rain为什么不选B look at those black clouds,it____rain.a.willb.is going toc.would*请问will与be going to有什么区别? Look at the dark clouds!It_______(rain)原因. Look at the clouds,it will p____rain soon.