Don’t forget to ________ the lights when leaving a room or going to bed. A. turn​B. turn on​​C. turn off​D. turn out What should we do to __________ our electric bills? A. fall​​B. cut down​​C. drop​D. reduce The use of biogas for cooking _______ in the countryside. A. will increase​B. will be increasing​​C. will be increased​​D. will have increased We will be successful if we try hard, _____?   A. don't we ​​B. will we ​​C. won't we ​​D. do we  With the Segway, the driver pulls the handle to go back or pushes it to go​. ​A. forward​B. backward​C. round​D. fly The city is working on a project ________ slums with clean water. A. providing​​B. provide​​C. to provide​D. to providing In that country, over 30% of the population live in ________. A. poor​B. poorer​​C. poverty​D. the poor  Children who ________ malnutrition can have a lot of diseases. A. suffer from​​B. avoid​​C. gain​D. obtain There are more problems in the slums than in the ________ areas. A. wealth​B. richness​​C. wealthy​D. country ___ is quite popular in an overcrowded city where you can see people sleeping in a park or under a bridge. A. Homeless​​B. The homeless​​C. Homelessly​D. Homelessness "Life must be very difficult with homeless people." “_____. They have to face many problems beyond the lack of a suitable home."  A. Not really. ​B. No doubt. ​​C. Of course not. ​D. Not at all.

 Don’t forget to ________ the lights when leaving a room or going to bed.

A. turn​B. turn on​​C. turn off​D. turn out

What should we do to __________ our electric bills?

A. fall​​B. cut down​​C. drop​D. reduce

The use of biogas for cooking _______ in the countryside.

A. will increase​B. will be increasing​​C. will be increased​​D. will have increased

We will be successful if we try hard, _____?  

A. don't we ​​B. will we ​​C. won't we ​​D. do we 

With the Segway, the driver pulls the handle to go back or pushes it to go​.

​A. forward​B. backward​C. round​D. fly

The city is working on a project ________ slums with clean water.

A. providing​​B. provide​​C. to provide​D. to providing

In that country, over 30% of the population live in ________.

A. poor​B. poorer​​C. poverty​D. the poor

 Children who ________ malnutrition can have a lot of diseases.

A. suffer from​​B. avoid​​C. gain​D. obtain

There are more problems in the slums than in the ________ areas.

A. wealth​B. richness​​C. wealthy​D. country

___ is quite popular in an overcrowded city where you can see people sleeping in a park or under a bridge.

A. Homeless​​B. The homeless​​C. Homelessly​D. Homelessness

"Life must be very difficult with homeless people."

“_____. They have to face many problems beyond the lack of a suitable home." 

A. Not really. ​B. No doubt. ​​C. Of course not. ​D. Not at all.