（ ） transport of goods is the principal means oftransport in many countries due to the low threshold infrastructurerequirements.

[单选题]（ ） transport of goods is the principal means oftransport in many countries

[单选题]Road transport of goods is the principal means of transport in manycountrie

[单选题]Road transport of goods is the principal means of transport in many countri

[单选题]（ ） transport is a reliable and cost effective wayto transport goods in a l

[单选题]（ ） means that the seller delivers when the goods， once unloaded from the a

[单选题]（ ） means that the seller delivers when the goods， once unloaded from the a

[单选题]In many modern countries, children go to school______.A． by free educationB． to be able to marryC． to work for societyD． to rid themselves of "low" work

[单选题]In Britain and many other countries appraisal is now a tool of management.A．evaluationB．efficiencyC．productionD．publicity

[单选题]The world is trying every means to _____the friendship between the two coun

[单选题]（ ） means that the seller delivers the goods， clears for export， to the car