positive: 1 picometer [pm] = 1E-10 centimeter [cm]<br>Feet/Inches and Meters Converter<br>ftin<br>m<br>Sound<br>More about Length and Distance<br>Celebrity Reflectioncruise ship in the Port of Miami. It's length is 1047 ft or 319 m<br>The Golden Gate Bridge spanning the Golden Gate, the strait that provides an opening between the San Francisco Bay and the Pacific Ocean. Its total length is about 1.7 mi or 2.7 km.<br>Overview<br>Length describes the longest dimension of an object. For three-dimensional objects, it is usually measured horizontally.<br>Distance, on the other hand, refers to the measure of how far the objects are from each other.<br>Measuring Length and Distance<br>Units<br>The basic unit for length and distance in the International System of Units (SI) is a meter. Derivatives of the meter, such as kilometers and centimeters, are also used in the metric system. Units such as inch, foot, and mile are used where the metric system is not accepted, such as in the USA and the UK.<br>Dist
negative: 1.当动词be后所接的名词是单数可数名词或不可数名词时,be 应该取单数is;当其后所接的名词是复数的可数名词时,be用复数are。There&apos;s a man at the door.门口有个人。There is some apple juice in the bottle.瓶子里有些苹果汁。There are some strangers in the street.大街上有一些陌生人。2.如果There be 后面是几个并列名词做主语时,动词be的形式和最靠近它的那个名词保持数的一致。There is an ashtray and two bottles on the shelf. 架子上有一只烟灰缸和两个瓶子。There are two bottles and an ashtray on the shelf. 架子上有两个瓶子和一个烟灰缸。时态