标题: 885补充220 [打印本页] 作者: usasky 时间: 2003-9-17 23:11 标题: 885补充220 220. Because Halley’s comet changes orbit slightly during the seventy-six-year interval between passing close to Earth, it may veer onto a collision course with a planet sometime in the distant future. (A) between passing (B) of passing (C) between its passes (D) of its passes (E) as it passes
KEY:C 怎么可能连个AND都没有啊。我选E。 作者: gemj 时间: 2003-9-19 00:08
下面是几个不BETWEEN后面不跟AND的例子： (B) present two explanations of a phenomenon and reconcile the differences between them In temperate regions, there are enough lakes for correlations between them to give us a reliable picture. In arid and semiarid regions in which there is not much vegetation, however, small changes in one or a few plant types can change the picture dramatically, making accurate correlations between neighboring areas difficult to obtain. I. aleoclimatologists need to make comparisons between periods of geological history.
aleoclimatologists need to make comparisons between periods of geological history.