Once again , the only feasible alternative proposed at this point was to build a runway in the sea and again , the high cost of this project meant that it never happened .
ADV ADV , DET ADJ ADJ NOUN VERB ADP DET NOUN AUX PART VERB DET NOUN ADP DET NOUN CCONJ ADV , DET ADJ NOUN ADP DET NOUN VERB SCONJ PRON ADV VERB .