【题目】(2018益阳改编)If you are over 18 years old, you ________ to drive a car in our country.

【题目】(2018沈阳改编)There will be fewer workers in factories because most work ________ by robots.

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

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

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

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

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

【题目】(2017河南备用卷28题)Many traffic accidents ________ because drivers use their smart phones while driving.

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

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