【英语】在短文的空格内填入适当的词,首字母已给

【英语】在短文的空格内填入适当的词,首字母已给
Allan is visiting Beijing.He needs a m______of the
city.Here are the ways of t______around By Bus.Buses
go to d______places in the city.They are cheap,but
sometimes crowed.There are a______double-decker buses.
They are comfortable.You can go sight-seeing from the
top deck.Here are two ways.One from the east to the
west,another round the city like a ring road.The
underground trains are fast,b______very crowded in the
rush hours.BY TAXI Taxis are fast,but they are rather
e______.