My friend Jennifer, ____ help I’ve made great progress in my studies, will leave for Canada next week.

The best method to _____ the goal of helpingthe patients with AIDS is to unite as many sympathetic people as possible.

In the piano contest, my brother didn’t play well and I did______.

Your advice was a great help to us, withoutwhich all our efforts .

______ much advice I gave him, he did exactly what he wanted to do