make questions for the underlined parts: 1, they could swim here .................................................? 2,the thief should have taken everything yesterday .............................................................? 3,my brother goes to school at 6 every day ...............................................................? 4,she stayed at home because she was sick ..................................................? 5,they walk to work every day ......................................................? 6, I am going to buy 12 eggs ..................................................? 7, he drinks a lot of beer ...............................................? 8,the tree is 10 meters high ................................................? 9,there are 5 people in my family ..............................................? 10,he learns english twice a week ..................................................?