相关试卷
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1、 The h destroyed crops and caused food shortages.
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2、 In spring, birds return with the a of warm weather.
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3、 The Great Barrier Reef is a vital coral r.
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4、 Emergency plans include procedures for e in case of fire.
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5、 The i of climate change is evident in extreme weather.
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6、 So severe ____ the hurricane that the city declared a state of emergency.A、was B、were C、had been D、have been
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7、 ____ in the shelter, families received food and water.A、Staying B、Stay C、To stay D、Stayed
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8、 The students ____ a lesson when the fire alarm rang.A、have B、had C、are having D、were having
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9、 If the dam ____, the town would be flooded.A、bursts B、burst C、had burst D、would burst
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10、 Not until the floodwaters ____ did rescue teams enter.A、recede B、receded C、have receded D、had receded
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11、 The conference on climate change ____ last month was successful.A、holding B、held C、to hold D、having held
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12、 ____ by the storm, the city suffered power outages.A、Hit B、Hitting C、To hit D、Having hit
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13、 It is essential that buildings ____ to withstand earthquakes.A、design B、are designed C、be designed D、designed
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14、 The rescue team, ____ mission was to find survivors, worked overnight.A、which B、whose C、that D、whom
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15、 When the earthquake started, I ____ my homework.A、do B、did C、was doing D、have done
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16、 ____ farming aims to preserve natural habitats.A、Harmful B、Eco-friendly C、Traditional D、Modern
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17、 The carbon sink function of forests helps ____ CO2.A、release B、store C、produce D、waste
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18、 During a storm, we see ____ and hear thunder.A、Rainbows B、Stars C、Flashes D、Snow
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19、 The ____ of rainforests is threatened by logging.A、Variety of life B、Plant growth C、Water systems D、Climate patterns
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20、 The ____ after the earthquake further damaged buildings.A、Small earthquakes B、Heavy rains C、Strong winds D、Floods