Прочитайте предложения, найдите в них сказуемое, определите его время и залог. Сделайте грамматический разбор и поставьте не менее трех вопросов к каждому предложению: 1. The period of 1814 to 1818 is also the period during which several designers were developing the planer. 2. We don’t know who first used milling machine also simply because no one was taking down records at that time. 3. The shaper is appropriate for tool rooms and for job shops where flexibility is essential and relative slowness is unimportant because few identical pieces are being made. 4. During the early part of the 20th century, machine tools were becoming more and more accurate. 5. With the evolution of the Internet, personal computers are becoming as common as the television and the telephone in the household. 6. The spindle moves to the first table, performs the machining operations, and moves to the next table while the previous table is being set up for the next operation.
