The waste gas of cars has only badly polluted the air.
错误
举一反三
- The(poison) ___ gases from the cars have polluted the air.
- The air inside a house or office building often has higher concentrations of contaminants ____ heavily polluted outside air. A: than does B: more C: as some that are D: like of
- The polluted air in the city is badly ______ the health of the residents. A: danger B: endangering C: dangerous D: dangerously
- Electric vehicles will save a lot of air ______ because there will be no emission of CO2 in the air. A: pollute B: polluted C: pollution D: polluting
- Trees take harmful gas from the air, and ______ oxygen (氧气) into the air. A: let out B: set off C: give up
内容
- 0
The air inside .a house on office building often has more contaminants（）the heavily polluted air outside. A: than does B: as C: as some that are D: than that of
- 1
The road was littered with ______ cars(cars that are badly damaged).
- 2
Generally, air will be polluted _______ there are factories.
- 3
The air inside a house or office building often has higher concentrations of contaminants ( ) heavily polluted air outside. A: like of B: more C: than do D: than does
- 4
Breathing such polluted air is the _______ of smoking ten cigarettes a day.