If it rains tomorrow,we will cancel the picnic.

If it rains tomorrow,we will cancel the picnic. If it rains tomorrow,we will cancel the picnic.这句话是不是错了? 连词成句picnic,it,not,have,are,going,rains,the,we,if,tomorrow,to We will go to the Great Wall u___(if not) it rains tomorrow. If it ___rain tomorrow ,we will have a picnic. We will have a picnic if it is fine tomorrow we will go for a picnic if it --- tomorrow if it ——tomorrow we will have a picnic.. If it rains heavily tomorrow,the sports meeting will be____. If it rains tomorrow,we shall put_____ the match If it () this Sunday,we will go on a picnic.A.rain B.rains C I don't know if it will rain tomorrow,If it rains,we won't g