![](https://lstatic.shangxueba.com/sxbzda/h5/images/m_q_title.png)
[单选题]
Unfortunately, those who _________the accident cannot recall what happened. Therefore
A. Therefore the cause of the accident remains a mystery.
B.survived
C.escaped
D.abandoned
E.spotted
![](https://lstatic.shangxueba.com/sxbzda/h5/images/tips_org.png)
A. Therefore the cause of the accident remains a mystery.
B.survived
C.escaped
D.abandoned
E.spotted
第1题
The shirt is _________in small, medium and large sizes.
A、original
B、visible
C、available
D、delicate
第2题
Our postgraduate students are fully integrated into the departmental research ( ) and, in addition, participate in the Postgraduate Education Programme.
A、cooperation
B、endeavor
C、administration
D、network
第3题
At the first ( ) of twelve all the workers in the factory stopped for lunch.
A、hit
B、stroke
C、strike
D、blow
为了保护您的账号安全,请在“上学吧”公众号进行验证,点击“官网服务”-“账号验证”后输入验证码“”完成验证,验证成功后方可继续查看答案!