E11- oon 1

New York has invested substantially in improving the ____ of its waterways in recent years.

A. quality                     B. quantity                   C. level                         D. feature

• A

• B

• C

• D

China has already been experimenting with ways to make its cities more ____ for the last two decades.

A. sustainable               B. harmless                  C. continued                 D. natural

• A

• B

• C

China has already been experimenting with ways to make its cities more ____ for the last two decades.

A. sustain                     B. sustainable               C. survival                    D. available

• A

• B

• C

• D

We will need new technologies to generate energy and use it in clean and safe ways, only from fully ____ sources.

A. replaced                   B. controlled                C. renewable                D. endurable

• A

• B

• C

• D

Copenhagen has been voted the most ____ city in the world several times.

A. ecological friendly                                        B. ecologically soundly

C. eco-friendly                                     D. friendly ecologically

• A

• B

• C

• D

Many scientists are cautiously ____ that the earth can feed more than nine billion people.

A. interested                 B. pessimistic               C. optimistic                 D. negative

• A

• B

• C

• D

Vancouver is often considered to be one of the most ____cities in the world.

A. fit                            B. liveable                    C. endurable                 D. suitable

• A

• B

• C

• D

____ structure in Hanoi will be changed with the development of satellite areas.

A. City                         B. Downtown               C. Urban                      D. Town

• A

• B

• C

• D

Since 2007, Boston police have been using Shotspotter, a system that allows them to ____ the location of shots fired immediately.

A. detect                       B. select                       C. collect                      D. realize

• A

• B

• C

• D

Local authorities should find ways to limit the use of private cars and encourage city ____ to use public transport.

A. commuters               B. planners                   C. dwellers                   D. people

• A

• B

• C

• D