题目

潜水艇是靠改变自己的（ ）来自由沉浮的。 A . 体积 B . 重量 C . 都有关 答案：BWhat is most obvious in this book are all those details of daily living which make Mrs. Richard _____ common.         A. nothing but                        B. anything but                C. above all                 D.rather than