第二部分:英语知识运用(共两节,满分 45分)单项选择(共15小题;每题1分,满分15分)从A、B、C、D四个选项中,选出可以填入空白处的最佳选项。21. The manager of the company told us that very little ____ was made of the waste material in the past. A. cost B. vale C. use D. matter
I prefer __________ the movies rather than __________ at home.
I find painting and listening to music __________.
—I usually go there by train. —Why not __________ by boat for a change?
Having been ill in bed for nearly a month, he had problems __________ the exam.
It was so dark that he __________.