皮皮学，免费搜题
登录
搜题
【单选题】
下列哪项指标使用紫外线荧光法进行测定？A.
二氧化硫
B.
臭氧
C.
一氧化碳
D.
二氧化氮
E.
一氧化氮
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】He had a stomachache ________ he ate something bad this morning.
A.
or
B.
if
C.
so
D.
because
【单选题】The young man hurried back because ______.
A.
he remembered he had left something on the train
B.
he realized that he had got off at the wrong station
C.
a passenger was calling him back by his name
D.
a passenger shouted to him that he had left something behind
【简答题】A．He had something more important to do. B．He had no passion for it. C．There was power cut-off in his area. D．His TV set had no signal.
【单选题】By accident, he _______he had done something wrong and that he hadn’t been prison for a few weeks.
A.
let out
B.
made out
C.
made sure
D.
took care
【单选题】Which of the following sentences is the meaning of"Tom was to have gone to New York but he had something urgent to deal with"?
A.
Tom would go to New York but he had something urgent to deal with.
B.
Tom had intended to go to New York but he had something urgent to deal with.
C.
Tom was going to New York but he had something urgent to deal with.
D.
Tom had gone to New York but he had something urgent to deal with.
相关题目：
参考解析：
知识点：
题目纠错 0
发布
