Millie's research paper isn't up to standard_________ she has worked at it for two weeks.( )
A.sinceB.unlessC.ifD.although
I found_________hard __________ the work in such a short time.
The new bridge over the Jin Shui River last year, which makes it very easy to go to the city center.
---The film______ again sometime next week. --- I would like see it again.
– Where did she go on vacation? – .
— What does Dingding look like?— _______ A. He is 11. B. He is my friend. C. He is strong.