根据句子意思和所给单词,在横线上写出英语单词的完整、正确形式,使句意通顺。
The computer began as a calculating machine in France in 1642. But it developed very slowly and it took nearly 200 years 1. it was built as an analytical machine that could think 2.(logical) and produce an answer quicker than any person, 3. at that time was considered a technological revolution. Later, the universal machine was built to solve mathematical problems. Over time the computer 4.(make) smaller, quicker and cleverer. In the early 1960s, computers were connected by the network and brought into ordinary people’s homes to deal 5. information and help communication between people around the world. Since the 1970s, many new 6.(apply) have been found for the computer. It has even been put into space rockets and sent 7.(explore) the moon and Mars. 8., its goal is to provide humans with a life of high quality.
Since 9. birth, the computer has always been designed to be a 10. (devote) friend and helper of the human race.
The _____ flight CA9525 for 11:30 am is to be put off due to the stormy weather.
A.regular B.formal C.common D.usual
There is no doubt ______ they will be happy to accept the job.
A.what B.that C.whether D.if
Do take measures to protect these old traditions and customs before they _____.
A.die out B.die away C.die off D.die down
You should _____ your spare time better if you want to be more excellent.
A.take B.cost C.employ D.improve
I can’t see the words on the blackboard. Your head is ________.
A.on the way B.in a way C.by the way D.in the way