Froggy Jumps Passive VoiceVersión en línea Choose the correct option por Demet Temür 1 The pyramids of Giza .......... by Egyptians a were built b was built c are built 2 Credit cards ...... frequently........ to make the shopping easier. a has been used b are ..used c was used 3 America .......... by Columbus.... a was discovered b will be discovered c must be discovered 4 Our working places .............. by technology day by day.. a is invaded b was invaded c are being invaded 5 Newspapers ......... by people in the near future, unfortunately.. a won't be bought b weren't bought c hasn't been bought 6 Invitation cards ..... already .......... a is ....delivered b will .....be delivered c have ... been delivered 7 Mickey Mouse .......... by Walt Disney a is drawn b draws c was drawn 8 Traffic laws .......... by everybody... a must be respected b was respected c may be respected 9 The Moon........ by Armstrong a is explored b was explored c has been explored 10 The light bulb.......... by Edison a will be invented b should be invented c was invented
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