We need to be sure.
I don't understand. You don't think that's what it is but you want to do this thing to him anyway?
He shouldn't have. We're just testing, it'll pRobably be negative.
He shouldn't have. We're just testing, it'll pRobably be negative. [SEP] I don't understand. You don't think that's what it is but you want to do this thing to him anyway? [SEP] We need to be sure.