All China's major cities have good transport____(network). There are the tour buses, mini buses, taxis, as well as public buses,

    Buses in Chinese towns are always____(crowd). The fare depends on distance, and is payable to the____(conduct) of buses.

    A taxi is often ____most convenient means of travel in the City. They are available at airports, railway stations and hotels and even in urban areas. The total fare depends on the starting meter price____can range from 5 to 12 yuan, and the distance. Extra fees____(charge) for waiting and low speed driving during traffic jams. If you take a taxi after 11 pm, a 20 percent surcharge applies over the basic fare.

    The minibus is a compromise between the____ (relative) expensive taxis and full public transport. Their charge is a little more than that of the bus, about 2 yuan or more____ (depend) on distance, but it is very convenient, because it can stop____ any point you want along the route.

    Tour buses, normally ____ (equip) with air conditioning and TV, are managed by travel agencies, hotels and airports and provided for short tours, A tour guide is usually present on such buses.

如图，点A、B在反比例函数y=$\frac{k}{x}$（k＞0，x＞0）的图象上，过点A、B作x轴的垂线，垂足分别为M、N，延长线段AB交x轴于点C，若OM=MN=NC，△AOC的面积为6，则k的值为____ ．

—I'm trying to keep my cool because we've been together ________ three years．

选择正确的汉语意思：animal(     )