Look up the following idioms in the dictionary, then using the appropriate forms of verbs, fill in the blanks in the sentence below finally, make sentence of your own with the idioms ( cut up, look up, sit up, dry up, stand up) 1. the students learned a great deal about reptiles as they spent time in the laboratory lizards and frogs 2. the students developed their vocabulary by new words in the dictionary 3. the scoutmaster taught the boys how to defend themselves and to the bully who was beating them. 4. the principal encouraged the students to and study hard to pass their exams. 5. the child's tears when her mother gave her a slice of bread

More than a hundred million e-mails are sent around the world each day, and they are all vulnerable to interception. digital technology has aided communication, but it has also given rise to the possibility of those communications being monitored. according to zimmermann, cryptographers have a duty to encourage the use of encryption and thereby protect the privacy of the individual. —the code book, simon singh what is the purpose of the statistic in this passage? it shows how big the need is for protection. it explains that email is an effective form of communication. it gives new ways to monitor email traffic. it illustrates how popular email has become.