我们处在一个“自媒体”时代,也就是每一个公民都可以通过论坛等方式发布自己亲眼亲耳所闻事件。
参考答案:对
根据句意,在每个句子的空白处填入一个适当的词,使句子意思完整,语法正确。
1. Amy began ice skating _____ the age of four.
2. Liu Xiang was _____ in 1983 in Shanghai.
3. Yesterday I did some morning exercises and _____ a little breakfast.
4. I stayed at home and _____ TV yesterday.
5. The boy _____ Li Ming is my friend.
下例情况心脏呈烧瓶样的是()。
A.左心室增大
B.右心室增大
C.双心室增大
D.肺动脉段扩张
E.心包积液