One hundred miles ____(be) too far to travel on foot.
is
暂无解析
He blamed his poor performance_____jet lag
localpeoplearequestioningthe________(wise)ofspendingsomuchmoneyonthenewroad
Robots,___(become)increasinglyprevalentinfactoriesandindustrialplantsthroughoutthedevelopedworld,areprogrammedandengineeredtoperformindustrialtaskswithouthumanintervention.
_______(safe)needstobeimprovedontherailwaysinthatcountry
The United States is a country_ (advance) in science and technology
