Заполните пробелы соответствующими грамматическими формами. fill in the blanks with the proper grammatical forms. 1. the experiments … by him. a. has been done c. have been done b. were been done d. have done 2. the scientists … a wide variety of subjects. a. were studied c. has studied b. have studied d. are studied 3. the cell structure of the plants … by the scientists. a. has been examined c. have examined b. has examined d. had examined 4. … they already solved the problem? a. are b. have c. do d. is 5. … he made observations? a. have b. is c. does d. has 6. this theory has … a part of scientific knowledge. a. become b. became c. becomes d. been become 7. scientific knowledge has … greatly. a. grow b. grown c. grew d. grows 8. all branches of science … closely interconnected. a. have b. has c. are d. had 9. the tools and machines … our life and work easier. a. makes c. have made b. have been made d. are made 10. since ancient times people … tools and machines. a. have invented c. are invented b. invented d. invents
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The pupils … (will be going) sightseeing in the city all next week. workers … (will be told) soon what to do next in order to save their place. the girl … (will be taught) how to dance when she grows up. journalists … (will be) here at 6 p.m. tomorrow morning. you … (will get) a good mark if you pass your test. we … (shall) still be flying above the atlantic ocean when you arrive to tokyo. your jeans … (will be) ready in twenty minutes. where will they be (staying) this time next year? her daughter … (will be sleeping ) when she comes this morning. it … (will still be snowing) when they leave. will they … ( come) to tea with parents this evening? we … (shall be attending) a meeting between 10 a.m. and 11 a.m. this morning. he … (will go) to bed at 11 o’clock tonight. the travellers … (will be getting) to the station this time tomorrow evening.
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