LAN WROTE THE LETTER TO _______________. A. INFORM MINH OF HER DAY...

30. Lan wrote the letter to _______________.

A. inform Minh of her days off

B. complain about her parents

C. tell Minh about the plan for her class trip

D. talk about what she and her classmates will do at Huong Pagoda

Complete the passage with the words provided.

The computer has proved to be very (31)_________to our lives. In fact it can not only do simple

(32)_________- add, subtract, multiply or divide - with lightning speed, but also gather a wide range

of information for many purposes. They can (33)_________hand-printed letters, play chess, compose

music, write plays or even design other computers. In business and industry, the computer keeps track

of sales trends and production needs, mails dividend checks, and makes out company payrolls.

(34)_________they are taking over some of the tasks that were once accomplished by our brains,

computers are not replacing us. Our brain (35)_________more than 10 billion cells and a computer has

only a few hundred thousand parts.