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

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.