1.kairat doesn't know how to assemble that a. does he b. doesn't he c. did he d. isn't he2.the computer system into by a hacker. a. break b. broke c. broken d. breaking3 my computer is not capable of saving material on a because it has no floppy drive. a. space b. compact c. disc d. place4 i understand that i can make it possible for both my computers to share the same programs by means of a. joining b. networking c. connecting d. linking5 don't make so much noise. noriko .. to study for her esl test! a. try b. tries c. tried d. is trying6. in 10 years most of work. a. do b. will do c. have done d. are going to do7. i think i.. a new calculator. this one does not work properly any more. a. need b. needsc. needed d. is needing8. browse that website yesterday because the inaccessible. a. didn't, wasn't b. did, was c. --, was d. didn't, was9.i had only had my computer for three weeks when i had to have the hard a. restored b. retaken c. revived d. replaced10 what do we call a network whose elements may be separated by some distance? it usually involves two or more small networks and dedicated high-speed telephone lines. a. url (universal resource locator) b. lan (local area network)wished c. wan (wide area network) d. world wide web11 what do we call a collection of two or more computers that are located within a limited distance of each other and that are connected to each other directly or indirectly? a. inernet b. local area network c. wide area network d. interanet12 the shop. that was a bad thing to do. a. shouldn't have stolen b. wouldn't have stolen c. won't steal d. mightn't have stolen13. best idea to pay for those tickets by credit card. it was too risky. a. may not have been b. may not be c. might not be d. must not have been a backup copy of the document? a. whose b. who c. which d. whom15 i..you a secret like this if i .. you. a. wouldn't tell / didn't trust b. don't tell/won't trust c. haven't told/wouldn't trust d. wasn't telling / don't trust 30 ​