Watertransportoccursoninlandwaterways，suchas（），andoceans.
A: rivers
B: lakes
C: canals
D: land
A: rivers
B: lakes
C: canals
D: land
举一反三
- ( ) were necessary to carry water to outlying farms and villages as well as to maintain even saturation of crops near the river. A: irrigation canals B: rivers C: caves D: lakes
- whichof the following is not the source of surface water? A: rivers B: ice C: reservoirs D: lakes
- Many lakes and rivers have been ________by industrial waste. A: pollutes B: polluted C: pollution
- Many lakes and rivers have been( )by industrial waste. A: damaged B: injured C: polluted D: destroyed
- Many lakes and rivers have been ________by industrial waste. A: polluting B: ruined C: crashed D: polluted