______ a little earlier, I would have caught the train.

As for family education, parents are encouraged to rely on ________ rather than punishment.

In1995,anaverageof_______ofdomestictravelerswentonsightseeinginChina.

Awell-knownexampleofthelargescaledestructionofanecosystemthroughvegetationremovaltoaccommodatetouristfacilitiesisthecaseofthe_______.

According to Maslow,self-actualization need excludes _______