_______(safe)needs to be improved on the railways in that country
safety
暫無解析
It is essential that everything in advance.（）
The present crisis bears some ________(similar) to the oil erisis of the 1970s
When a person immigrates to another country, he should_ (conscious) adapt himself to the new environment
It is not a bad movie, but there is nothing_ (origin) about it.
His mother becomes disappointed whenever he fails to live up to her________(expect)
