朋友,你好像漏了一些内容,应该是：I HOPED THAT I could go through the job-hunting talk today successfully and _THAT_he would take on me as as a lab assitant
.因为I hope了两件事情：1 I could go through the job-hunting talk today successfully
2 he would take on me as a lab assitant.这两件事情都是hope 的宾语,所以在句首要加引导词that.