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【简答题】
完形填空。 Johnny Sylvester, eleven years old, was in bed in the hospital. A few days ago, when he was 1 in a football game, he fell and his head hit the ground. The doctors thought he might never get well. 'He seems to have given up 2 . So the medicine won't 3 . Maybe he needs something else,' said one of the doctors. 'When I visit Johnny, all he 4 says is that he would like to meet Babe Ruth.' To 5 Babe Ruth, of course, was not possible (可能的). Babe Ruth was as important a man in America as the president himself, 6 he was the most famous baseball player in the game. The next day Johnny's father managed (设法) to tell Babe Ruth about the story of Johnny on the phone. Twenty-four hours later, while Johnny 7 in his hospital bed, in walked Babe Ruth. Young Johnny couldn't believe it really was Babe. Babe Ruth 8 down at Johnny's bedside and said, 'Now listen, kid, you've got to get well. I've bought you a new American League baseball. You must start throwing it again.' Hearing these words, Johnny was moved to tears. For Johnny this was the beginning of a new life, one he thought he would never see. To the 9 of his doctors, young Johnny walked out of the hospital on his own a few weeks later. He was also 10 live a healthy life-all because of the present of Babe Ruth. (     )1. A. playing (     )2. A. game (     )3. A. win (     )4. A. never (     )5. A. watch (     )6. A. so (     )7. A. was lying (     )8. A. walked (     )9. A. happiness (     )10. A. can B. sitting B. health B. work B. too B. chase B. and B. lied B. ran B. danger B. able to C. making C. medicine C. eat C. always C. protect C. but C. lain C. sat C. sadness C. could D. growing D. hope D. cut D. also D. meet D. or D. lay D. drove D. surprise D. be able to
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【判断题】在开车网络图中,网络图向一个方向进行活动,可以出现循环路线。
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错误
【判断题】网络图中可以出现循环线路。
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【单选题】圆弧插补指令G03 X Z R 中,X、Z后的值表示圆弧的( )。
A.
起点坐标值
B.
终点坐标值
C.
圆心坐标相对于起点的值
D.
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【单选题】圆弧插补指令G03 X Z R F中,X 、Z后的值表示圆弧的( )
A.
起点坐标值;
B.
终点坐标值;
C.
圆心坐标相对于起点的值
D.
终点坐标相对于起点的值
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