【步步高】2015届高中英语外研版(通用)【配套课件】：专题一动词的时态和语态.ppt

has found it them meaning took recognition which simply an because/for/as/since 专题一　动词的时态和语态 英语 外研版 makes had been conducted left would sign are working has landed was giving took will be made have been produced are treated might be repaired is being painted was to blame belongs to needs repairing/needs to be repaired worth reading tastes good sells well I will keep traffic rules in mind all the way. We jumped and cheered with joy. I have been busy with my study and seldom helped my parents with the housework. What’s more，once the timetable is made，we should follow it strictly. Scientists have found that electrocardiogram signals from different people’s pulses are not the same，3. (mean) that heartbeats can be used in security systems to identify different people. In the study，Lin 4. (take) a subject’s electrocardiogram reading twice，once from each hand.From these two readings，Lin determined the special properties of his or her heartbeats and stored 5. in a computer.This then became his or her unique password for entering the computer. Lin believes that the pulse rate system will be popular because it is much safer than fingerprint 6. (recognize) systems，some of 7. can be “tricked” with a photograph of someone else’s finger. The new system is also said to be more convenient. Instead of typing in a series of complicated numbers and letters every time，you 8. (simple) need to touch the computer to log in.This may help put 9. end to the panic of not being able to start up a computer 10. you’ve forgotten your password. B The only survivor of a shipwreck was washed up on a small and an uninhabited island.He prayed to God for rescuing him，and every day he scanned the horizon for help，but 1. seemed forthcoming. ◆语法填空A Imagine a password is wired to your body system and you can never forget 1. .Taiwanese researcher Lin Chunliang says he 2. (find) a way of turning a person’s hearbea