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【題目】(2018益陽改編)If you are over 18 years old, you ________ to drive a car in our country.

【題目】(2018沈陽改編)There will be fewer workers in factories because most work ________ by robots.

【題目】With the development of science and technology, robot ________ in our families.

【題目】After I get off the plane, I always call my parents first to let them know that I ________ safely.

【題目】The train ________ the station, so we have to wait for the next one.

【題目】(2018撫順)Tom is not here. He ________ in the health club.

【題目】No matter how many difficulties we meet, I believe they________ in the end.

【題目】(2017河南備用卷28題)Many traffic accidents ________ because drivers use their smart phones while driving.

【題目】Father brought his little boy to a concert. But he was too young to sit quietly________ the whole concert.

【題目】If you try to sit on two chairs, you will fall ________ them. For safety, you must choose one chair.