This novel has _____ pages in it.
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The box is 59.73 cm by 43.09 cm by ____ cm.
Canada has a population of ____ people.
Text A may be written by______
A. a student
B. a teacher
C. a reporter
D. a guard
Text B is perhaps written by_____
A. a new student
B. a new teacher
C. a foreign reporter
D. a foreign visitor