The Naxi believe that they came from a creature called Tabu, help them hatch from magic eggs.
| A.who | B.whom | C.that | D.which | 
A rough estimate, Nigeria is__________ Great Britain.
| A.three times the size as | B.the size three times of | 
| C.three times as the size of | D.three times the size of | 
The house rent is expensive. I’ve got about half the space I had at home and I’m paying ________here.
| A.as three times much | B.as much three times | 
| C.much as three times | D.three times as much | 
She went to the bookstore and bought _________.
| A.dozen books | B.dozens books | C.dozen of books | D.dozens of books | 
It is no ________arguing with Bill because he will never change his mind.
| A.use | B.help | C.time | D.way | 
At the meeting they discussed three different ________o the study of mathematics.
| A.approaches | B.means | C.methods | D.ways |