a battery driven bus has been developed by a group of british companies. the bus, a fifty passenger single deck __1__ , is to go into __2__ in manchester shortly, and discussions with the department of the environment are __3__ to lead to a __4__ batch (批) of twenty going into __5__ passenger service in manchester within two years.
unlike the small government sponsored battery bus now __6__ trials in provincial cities, __7__ low speed and range effectively limits it to city centre operation, the new silent rider, __8__ a range of 40 miles between charges and a __9__ of 40 m.p.h., will take its place with diesel (柴油) buses for normal urban and suburban __10__.
1. a. motor b. vehicle c. transport d. carriage
2. a. existence b. process c. occurrence d. operation
3. a. expected b. estimated c. wished d. found
4. a. further b. farther c. more d. much
5. a. average b. common c. regular d. typical