is known to us all is the old scientist, for whom life was hard in the past, still works very hard in his eighties.
The previous lecture focused on the reading problems in new words, while this lecture will turn to______in complex sentence structures.
Recently Peter________to do his homework, and instead insists on wasting his time playing com-puter games, which extremely annoys his father.
When I came in, I found Lucy________by the window________to music.
28.When the telephone rang, I happened________in the kitchen, but when I came over to get it, it rang off.
.Being exposed for a long time________strong sunlight might seriously damage your skin. A. in B. under C. to D, over