WITHOUT WORKING, HOW IS ONE'S LIFE

40. Without working, how is one's life?

A. better B. more confident C. prouder D. boring

Nowadays, we must say that all high schools teach mathematics and it is

(41)_______ one of the (42)_______ important subjects. High school

students are required to study mathematics even though they are

interested (43)_______ it or not. Up to now, no one knows exactly the

time (44)_______ the early people began (45)_______ on mathematics.

Mathematics has been developed today. It is no longer only figures,

simple calculation, and forms. Mathematics (46)_______ into branches,

(47)_______ arithmetic, geometry, algebra, and trigonometry; other

branches have gradually been added. The (48)_______ of the electronic

computer is one of the great (49)_______ in mathematics. Thank to

computers, we can (50)_______ a lot of time when solving problems.