皮皮学，免费搜题
登录
搜题
【单选题】
在管电压与曝光时间一定时,X线管曝光量与哪项无关( )A.
灯丝加热电压
B.
灯丝温度
C.
灯丝亮度
D.
灯丝发射电子数量
E.
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】What _______ great fun it is to play ______ game of basketball after a whole day of study!
A.
a; a
B.
a; the
C.
/; a
D.
/; the
【单选题】Chengdu Metro Line l, _____ into use in October 2010, has made the traffic in this city not so busy. [ ]
A.
to be put
B.
being put
C.
having put
D.
put
【单选题】What should we do to help _________old? We should talk to them and play with them. [ ]
A.
a
B.
the
C.
/
【简答题】What does Kirsty feel about the city? [A]It is a big and busy city. [B]It is so frightening. [C]It is really great city.
【单选题】—________will they play? —They will play basketball. [ ]
A.
What subject
B.
What sport
C.
What food
D.
What language
【单选题】）Beijing is one of the ______ in the world today.
A.
busiest city
B.
busiest cities
C.
busy city
D.
busy cities
【单选题】---What _______useful book it is!---Yeah, it tells you how to play _____ guitar.
A.
a;a
B.
an; the
C.
a;the
D.
an; a
【单选题】In the 1700s Savannah became a busy port city for exporting farm products and a city with lot of banks.
A.
Y
B.
N
C.
NG
【简答题】Bejing, busy city, large population; my hometown, quiet, small population
相关题目：
参考解析：
知识点：
题目纠错 0
发布
