The mail was delayed for two days because of the snow-storm.（　）

A:held in B:held up C:held down D:held off

The mail was (delayed) for a week because of the flood.

A:held down B:held in C:held off D:held on

The mail was {{U}}delayed{{/U}} for a week because of the flood.

A:held in B:held on C:held off D:held down

The mail was (delayed) for a week because of the flood.

A:held down B:held in C:held off D:held on

The mail was (delayed) for a week because of the flood.

A:held down B:held in C:held off D:held on

The mail was (delayed) for a week because of the flood.

A:held down B:held in C:held off D:held on