5. перепишите предложения, выбрав правильный вариант придаточного предложения. 1. he thought that this disease … a) is not dangerous b) was not dangerous с) will not be dangerous. 2. the surgeon said that the operation … a) was necessary b) is necessary c) had necessary. 3. the teacher told us that we … a) must work harder b) would work harder c) have to work harder. 4. i knew that he … a) is a famous scientist b) will be a famous scientist c) was a famous scientist. 5. the patient stated that he … a) had pneumonia two years before b) had had pneumonia two years before c) he has pneumonia.