Образуйте условные предложения. 1. the travellers had no camera with them, so they could not take photos of the beatiful scenery. 2. there was no sugar left, so we had to go to the shop late in the evening. 3. this house is very nice and comfortable, but it is not very good for living because it is situated close to a chemical plant and the air around is very bad. 4. he is an excellent specialist, but i cannot ask his advice because i am not acquainted with him. 5. you cannot enjoy this merry birthday party because you have a toothache. 6.