Victor apologized for ______to inform me of the change in the plan. (2004上海春)
I joined a club while at college, _______ members were all literary lovers.
He spoke English so well that I took _______ for granted that he was an American.
Taking medicine only gives you _______ relief from pain, so I suggest you have an operation.
It was nothing but his ten years of hard work that _______ his success in his research.
_______ only one week left before the final examination, we’re kept busy going over our lessons.