搜题请搜索小程序“爱下问搜题”
问题 单项选择题

2009年3月在墨西哥开始出现的新型流感病毒为（）

A.禽流感病毒H5N1

B.季节性人流感病毒H3N2

C.猪流感病毒

D.甲型H1N1病毒

E.甲型H2N2病毒

答案

参考答案：D

选择题

— ______ is my notebook, Mom? 

— It's on the sofa. [ ]

A. What

B. How

C. What color

D. Where

查看答案
选择题

Yesterday our car got ______ halfway; fortunately we managed to get it ______ finally.

A．struck; working

B．stuck; started

C．struck; worked

D．stuck; start
查看答案