30. A sky safety system can help cars to__________ traffic jams and crashes.
A. prevent B. have C. use D. take
31. People won’t use flying cars__________ the year 2050.
A. before B. after C. during D. until
32. Is__________ the most serious problem?
A. pollution B. polluted C. pollute D. pollutant
33. We believe that urban transport pods can travel around 30kph.
A. with B. at C. in D. on
34. Do you think the__________ price will increase next month?
A. fossil fuels B. gases C. fuel D. natural gases
35. We will use more__________ energy in the future.
A. solar B. sunny C. sun D. sunlight
36. A jet pack doesn’t__________ a lot of space.
A. have B. bring C. take D. occur
37. Which__________ of transport do you think will be used in the future?
A. mean B. meaning C. meanings D. means
38. We are looking for types of vehicles that help us to avoid .
A. traffic B. traffic jams C. rush hours D. walking
39. The Segway, which is a__________ vehicle, will be a success.
A. two-wheels B. two wheels C. two wheel D. two-wheel
HELP ME!
30. A sky safety system can help cars to__________ traffic jams and crashes.
A. prevent B. have C. use D. take
31. People won’t use flying cars__________ the year 2050.
A. before B. after C. during D. until
32. Is__________ the most serious problem?
A. pollution B. polluted C. pollute D. pollutant
33. We believe that urban transport pods can travel around 30kph.
A. with B. at C. in D. on
34. Do you think the__________ price will increase next month?
A. fossil fuels B. gases C. fuel D. natural gases
35. We will use more__________ energy in the future.
A. solar B. sunny C. sun D. sunlight
36. A jet pack doesn’t__________ a lot of space.
A. have B. bring C. take D. occur
37. Which__________ of transport do you think will be used in the future?
A. mean B. meaning C. meanings D. means
38. We are looking for types of vehicles that help us to avoid .
A. traffic B. traffic jams C. rush hours D. walking
39. The Segway, which is a__________ vehicle, will be a success.
A. two-wheels B. two wheels C. two wheel D. two-wheel