At a rough estimate, Nigeria is ____ Great Britain.
| A．twice big as | B．as twice big as | C．three times the size as | D．three times the size of |
After the new technique was introduced, the factory produced _______ cars in 2009 as 10 year before.
| A．as twice as many | B．as many twice | C．twice more as | D．twice as many |
— What do you think made Mary so upset？— __________ her new bicycle．
| A．As she lost | B．She lost | C．Losing | D．Because of losing |
The number of people invited ______ fifty, but a number of them ________ absent for different reasons.
| A．was, was | B．were, were | C． were, was | D．was, were |
I didn’t mean _______ you. But talking like that means _____you a lot. I’m really sorry.
| A．to hurt, to hurt | B．hutting, hurting | C．to hurt, hurting | D．hurting, to hurt |
While ____ the dog, you should take care not to get loose . Otherwise, it may be dangerous to strangers.
| A．walking; | B．walked | C．walking for | D．training for |