【单选题】【消耗次数：1】
引起人类斑疹伤寒的病原体是（）。
①
衣原体
②
伤寒杆菌
③
螺旋体
④
支原体
⑤
立克次体
参考答案：
复制
纠错
相关题目
随机题目
【单选题】
— Its very windy and dusty in Beijing .
—Well, more trees______ every year to stop the wind and sand.
①
should plant
②
should planted
③
can planted
④
must be planted
【单选题】
Notonly______ apromise,butalsohekeptit.
①
did his parents make
②
his parents made
③
does his parents make
④
has his parents made
【单选题】
__When can I come for the repaired computers? I need them tomorrow afternoon. __They______ be ready by 12:00.
①
should
②
might
③
need
④
can
【单选题】
Little______ , but we’re flying to Beijing next weekend to celebrate his birthday.
①
does he know
②
he knows
③
knows him
④
did he know
【单选题】
Not only______ a pay increase, they want reduced hours as well.
①
the workers wanted
②
did the workers want
③
the workers want
④
do the workers want
【单选题】
—Someof the plastic bags can’t______after June 1.
—Yes, people will use environmental bags instead.
①
are used
②
be used
③
be use
④
use
【单选题】
―______?
― I’d like to send this parcel to one of my friends.
①
What are you doing here
②
What’s your name
③
Where are you from
④
How may I help you
【单选题】
Zhang Hua opened the door .There______ he had never seen before.
①
did a girl stand
②
stood a girl
③
a girl stood
④
a girl did stand