PDF《答案与解析 1. [B]》

边界.例如,the boundaries of the country ,国界.界限;

范围.例如:the boundaries of knowledge 知识范围. Restriction 限制.例如:restrictions for hunters 对猎人实施的限制.a restriction against smoking in schools 禁止在学校吸烟 . confinement (被)限制, (被)禁闭, 产期, 分娩.近义词 imprisonment limit, restrict, confine 这三个动词的一般含义为"限制"或"局限". limit 指时、空、程度、量等方面的"限定",其内涵是如果超出了这种限度就 会受罚或遭到令人不快的后果;

此外,这个词也常用来表示"局限" This driver received a ticket because he failed to limit his speed while driving in heavy traffic. 那位司机收到了一个违章通知单,因为他在车辆多的地方没能限制开车速度. I limited myself to two modest ambitions. to do physical exercises every morning and to read more of an evening. 我把自己的决心限制于两项小小的抱负:即每天早晨做体操,常在晚上多读 一点书. He seems to have only a limited intelligence. 似乎他的智力有限. We must limit our expense to what we can afford. 我们必须不使开支超出我们的支付能力 restrict 区别于 limit 的地方在于,restrict"限制"的是范围,而limit 侧重于表 示"限制"到某个点 In democratic countries any efforts to restrict the freedom of the Press are rightly condemned. 在民主的国家里,限制新闻自由的任何努力都要受到公正的遣责. The trees restrict our view. 这些树局限了我们的视野. confine 具有 limit 和restrict 两者的含义,但confine 的内涵是"约束"或"束缚" He is confined to the house by illness. 他因病闭门不出. The professor confined his remarks to scientific management. 那位教授把自己的讲话局限在科学管理方面. limit 亦为名词.如:Didn't you see the speed limit? confine 亦可用作名词 It did not, however, remain within the confines of his estate. 然而,这种疾病并未被局限在他的庄园范围之内. 17. [C] 解析:省略 to 的不定式作表语. As I had created the embarrassing situation, I knew the kindest thing I could do was walk away. 因为是我造成了那个尴尬的局面,我知道我所能做的最好的事就是远远走开. 18. [B] 解析:主语是复数名词,谓语动词应用复数形式.另外因为是一般事实,用 一般现在时. 19. [A] 解析:knowing that…现在分词作状语. 20. [A] 解析:in general:总的来说.