I am staying in Holiday Hotel Macau can i visit the following places by walking?

The Lisboa, Senado Square and the Ruins of St. Paul's St Doming's Church and the Monte Fort can be easily reached by walking.

From Lisboa, you can walk to reach Sintra Hotel where you can find the free shuttle buses for City of Dream. Upon reaching City of Dreams, you can find the free shuttle bus to reach Venetian. From Venetian, you can find the free shuttles to reach Sands. Upon reaching the Sands Hotel, you can walk to reach Fisherman's Wharf.

From the wharf, you can find the bus 32 to reach the Sightseeing Tower. From the tower, you can find public bus 26 to reach the Ama Temple.
Then all of the attractions can be covered.