左心室增大可见于（） A.二尖瓣狭窄 B.二尖瓣关闭不全 C.房间隔缺损 D.法洛四 发布时间：2017-09-08 13:06 │ 来源：www.tikuol.com 题型：单项选择题 问题： 左心室增大可见于（）A.二尖瓣狭窄B.二尖瓣关闭不全C.房间隔缺损D.法洛四联征E.Ebstein畸形
题型：单项选择题 Cloze. Even though it was only October, my students were already whispering about Christmas plans. With each passing day, everyone became more 1 , waiting for the final school bell. Upon its 2 , everyone would run for their coats and go home, everyone except David. David was a small boy in ragged (破旧的) clothes. I had often wondered what kind of home life David had, and what kind of mother could send her son to school dressed so inappropriately for the cold winter months, without a coat, boots, or gloves. But something made David 3 . I can still remember he was always 4 a smile and willing to help. He always 5 after school to straighten chairs and mop the floor. We never talkedmuch. He 6 just simply smile and ask what else he could do, then thank me for letting him stay and slowly head for home. Weeks passed and the 7 over the coming Christmas grew into restlessness until the last day of 8 beforethe holiday break. I smiled in relief (欣慰) as the last of them hurried out the door. Turning around, I saw David 9 standing by my desk. "I have something for you," he said and 10 from behind his back a small box. 11 it to me, he said anxiously,"Open it." I took the box from him, thanked him and slowly unwrapped (打开) it. I lifted the lid and to my 12 saw nothing. I looked at David's smiling face and back into the box and said, "The box is nice, David, but it's empty." "Oh, no, it isn't," said David. "It's full of love. My mum told me before she died that love was something you couldn't see or touch unless you know it's there." Tears filled my eyes 3 I looked at the proud dirty face that I had rarely given 4 to. After that Christmas, David and I became good friends and I never forgot the meaning 5 the little empty box set on my desk ( )1. A. anxious ( )2. A. warning ( )3. A. popular ( )4. A. expressing( )5. A. practised ( )6. A. would ( )7. A. argument ( )8. A. school ( )9. A. weakly ( )10. A. searched ( )11. A. Holding ( )12. A. delight ( )13. A. as ( )14. A. advice ( )15. A. from B. courageousB. ringing B. upset B. delivering B. wandered B. should B. excitement B. year B. sadly B. foundB. Handing B. expectation B. untilB. support B. behind C. serious C. calling C. special C. wearing C. studied C. might C. movement C. education C. quietly C. raised C. Sending C. appreciation C. because C. attention C. over D. distinguished D. allowing D. funny D. sharing D. stayedD. couldD. judgment D. program D. helplesslyD. pulled D. Leaving D. surprise D. though D. command D. towards 查看答案