问题 单项选择题

急性阑尾炎的声像图特点()①阑尾直径增粗,呈腊肠形,直径>6.0mm,内可见强回声粪石,后伴声影②探头加压时阑尾不被压瘪,管腔僵硬,腔内可见点状积脓强回声③探头加压时阑尾被压瘪,管腔僵硬,腔内可见点状积脓强回声④阑尾周围回声增强且伴不可压缩性⑤阑尾周围回声减低且伴可压缩性⑥CDFI:阑尾内血流信号增多⑦阑尾腔内有气体回声⑧阑尾腔内无气体回声

A.①②④⑥⑧

B.①③⑤⑥⑦

C.①②⑤⑥⑦

D.①③④⑥⑧

答案

参考答案:A

完形填空

There is good news for the children in the      . We may still remember the girl       big eyes. Her big eyes       us her dream: I wish to go to school. In China, there are still       girls and boys like her. They want to go to school,        their families are too poor. If the family has two or three children, it is harder for them to       the education for all the children. So the parents often ask girls       at home, and boys to go to school.

Now they       worry about the money. From 2006 on, children could go to school for free in some poor places. They don’t have to pay for books and other things. Some of them can even get money from the government to make their life       . Soon all the children in the countryside can go to school for free. All families are very happy with the news. It is       great. China that has changed for the better.

小题1:A. cities             B. countryside         C. farm

小题2:A. with              B. on                  C. in

小题3:A. says              B. tells                  C. talks

小题4:A. a lot             B. much                C. a lot of        

小题5:A. but           B. and                C. or

小题6:A. take              B. afford                 C. spend

小题7:A. stay          B. staying            C. to stay 

小题8:A. mustn’t          B. needn’t            C. can’t

小题9:A. better         B. worse                  C. longer      

小题10:A. really       B. never                   C. hardly  

问答题