PARLIAMENT HILL—The government has put the NDP in a corner where it must decide whether to agree to a motion adjourning the Commons early for the summer—allowing the party to avoid damaging testimony on $36,000 worth of ineligible mailing expenses its MPs claimed—or oppose the motion in order to continue Commons sittings and attack the government over a green light it is expected to give for the controversial Northern Gateway oilsands pipeline to the B.C. Coast.