What is the MOST irritating to the skin ________．
A.Carbon disulfide
B.Ethyl alcohol
C.Isoprene
D.Oleum
第1题：
10． The most important thing is _________
A． what do you learn
B． what did you learn
C． what you have learn
D． what you learnt
第2题：
A.most beautiful
B.more beautiful
C.the most beautiful
D.beautiful
第3题：
A. What ‟s the weather today
B. What day is it today
C. Where is your hometown
D. What ‟s the weather like in your hometown
第4题：
题库
1. What extracurricular activities were you involved in? What made you choose those? Which of them did you most enjoy, and why?
第5题：
A、That
B、It
C、As
D、What
第6题：
A.you
B.people
C.one
D.we
第7题：
A、most of them
B、most of which
C、most of that
D、most of what
第8题：
According to the passage, what is the most important job for a perfect mom?
________________________________________________________
第9题：
The three basic components of a fire are chain reaction, heat, fuel, and ____.
A.carbon monoxide
B.oxygen
C.carbon dioxide
D.any gaseous substance
第10题：
What are your most memorable experiences from college?