_______ rid of garbage problems , the city will load huge spaceships with waste materials.

A Get     B Getting     C To get     D Got

How to get rid of waste is a great problem for the world today. Waste must be treated 16 it does not become a danger to life.   17 , in some countries, waste from factories is still poured straight into rivers. People who use the water from one of these rivers often get   18 . The water  may become so polluted that it   19  all the fish in the river. When these rivers finally reaches the   20 , it pollutes the ocean.
In many countries with   21 , human waste is piped directly into the sea without being dealt with. This is not   22 . Although the sea itself can break up the waste, beaches   23  become polluted.   24  scientists suggest people take the waste far out to sea in ships where the wind and waves break it down.
In 1989 an international law was passed to   25  people putting waste into the sea. It is now against the   26  to put anything into the sea nearby. Such rubbish as plastics may not be thrown   27  the sea anywhere. Other waste may be put into the sea, either 19 or more than 40 kilometers from land,   28  the nature of the materials.
The   29  of dealing with waste has become so great that several international organizations have been   30  to protect the world and control pollution.

You should get rid of ________ habit of smoking in ________ public (places)

You should get rid of ________ habit of smoking in ________ public (places)

1. A.
   the, the
2. B.
   /, /
3. C.
   the, /
4. D.
   /, the