A, Choose the correct word to fill each blank in the following passage : Our future house will be on the ocean . It will be surround by tall trees and blue sea but we only have salt water in the ocean . We need fresh water for .... ( drink / drinking / to drink / to dirnking ) and for growing food ..... ( in / on / at / into ) farms . Ocean water is too salty .... ( drink / drinking / to drink/ to drinking ) . It is also too salty for watering plants. We must have the ..... ( things / suggestions / ways /ideas ) to make fresh water . We should be .... ( careful / careless / carefully / carelessly ) not to waste water . B , Questions : 1. Where will our future house be ? 2. What will it be surrounded ? 3. Is ocean water salty ?