1.Choose the word which has a different stress pattern from the others. motorbike generate advantage atmosphere 2.Choose the word which has a different stress pattern from the others. improvement different develop enormous 3.Choose the word which has a different stress pattern from the others. seriously personally carefully correctly 4.Choose the word which has a different stress pattern from the others. confident memory excited interested 5.Choose the word which has a different stress pattern from the others. expensive unlimited plentiful abundant 6.Choose the word which has a different sound in the underlined part. convenience excellent exercise plentiful 7.Choose the word which has a different sound in the underlined part. scientist familiar similar biogas 8.Choose the word which has a different sound in the underlined part. expensive costly sun unreasonable 9.Choose the word which has a different sound in the underlined part. laughed kicked started overpriced 10.Choose the word which has a different sound in the underlined part. installs provides pollutes saves 11.We ______________able to create a future that’s free of carbon pollution by using renewable energy sources. will be won’t be will be being will have been 12.Solar panels _____________ outdoors to capture sunlight and transform it into electricity. will place will be placing will be placed will have placed 13.What will happen if non–renewable resources run ___________? off on out in 14.Once non–renewable resources are used ____________, they are gone forever. on out up off 15.Fossil fuels, including oil, coal and natural gas, are harmful ______________ the environment. for to at about 16.At 3 o’clock tomorrow afternoon, I ____________ the meeting on Climate Change. attended have attended will be attended will be attending 17.In my opinion, nuclear power is not only expensive but also to our environment. danger dangerous risk disaster 18.If we go on electricity, we will have to pay a lot next month. turning on widened wasting increasing 19.Which of the following is NOT renewable source of energy? wind coal hydro solar 20.We will cut down in the use of natural gas because it is and harmful to the environment. available abundant plenty limited