Only by working cooperatively is there a possibility of fini

主要区别在意思上
1.There is a possibililty of finishing the hard job on time by working cooperativly.
（只有）通过合作,才有按时完成这项艰难工作的可能.
有.可能性,there be 句型表示：有.
2.如果此句中把there is 部分换成it is
句子意思为：只有通过合作,它是完成.工作的可能.
3.这个句子前面加上only,句子倒装,只是改变了原来主语谓语的顺序,其他的不变,所以就成了
Only by working cooperatively is there a possibility of finishing the hard job on time.