温带反气旋的天气特点是什么？
参考答案：
势力强大、影响范围广泛，往往给活动地区造成降温、大风和降水，甚至寒潮。
改错
________小题1:I think it must belong toTom’s.
A B C D
________小题2:There’s going to holda sports meeting next week.
________小题3:I prefer playing football toplaybasketball.
________小题4:Although they are poor, but they arehappy.
________小题5:Would you please notto do it again?
体外循环机的主要部件是
A.血泵
B.氧气器
C.滤血器
D.变温器
E.血气分析仪
