Rail transport plays an important role in the domestic economy of acountry.Which of the following may be the advantages of rail transport？（）

[多选题]Rail transport plays an important role in the domestic economy of acountry.

[单选题]Which of the following plays a key role in body growth according to the text？A．Genetic modification.B．Natural environment.C．Living standards.D．Daily exercise.

[单选题]Which of the following plays a key role in body growth according to the text?[A] Genetic modification.[B] Natural environment.[C] Living standards.[D] Daily exercise.

[单选题]which of the following plays a role in making the islands “a paradise for wildlife”?A．Animals on the islands feed on grass。B．Local government forbids killing wildlife.C．People cannot visit the islands as they wish.D．tourists are not allowed to touch

[判断题]A freight forwarder plays an important role in international transport only

[判断题]A freight forwarder plays an important role in international transport only

[多选题]Which of the following may be the disadvantages of rail transport？（ ）A.Subj

[多选题]Which of the following may be the disadvantages of rail transport？（ ）A.Subj

[判断题]Shipping documents play an important role in international trade， internati

[判断题]Shipping documents play an important role in international trade， internati