一国在一定时期出口额大于进口额则形成( )。
A.净出口 B.净进口 C.贸易顺差 D.贸易逆差
参考答案:C
根据句意及汉语提示完成单词
1. The football match ________(结束) at half past nine.
2. My school is next to my ________(房子),so I often go to school on foot.
3. I have ________(正餐;晚饭) with my family at home.
4. Class is over. Let's have a ________(课间休息).
5. On Saturday we watch TV ________(或者) play games.
门-腔分流术2天内应注意观察、的并发症是
A.血管吻合口破裂出血
B.肝性脑病
C.血小板计数增高
D.肠系膜血管栓塞
E.腹腔感染