as Newton was, many of his ideas_______ today and are being modified by the work of scientists of our time.

He was such __ good speaker that he held our attention every minute of __ three-hour lecture.

een stood up indefence of the 16-year-old boy, saying that he was not theone ．

We got home to find the whole house upsetdown Thievesobviously

_____ well prepared you are, you still need a lot of luck in mountain climbing.[ ]