вставьте предлоги (for,without,on,of about,before) в предложения:

Isaac Newton so much (1 — interest) in
different problems that he (2 — become) quite absent-minded. One day a
gentleman (3 — come) to see him, but he (4 — tell) that Sir Isaac Newton
(5 — be) busy in his study and that nobody (6 — allow) to disturb him.
As it (7 — be) dinner time, the visitor
(8 — sit) down in the dinning room (9 — wait) for the scientist. The
servant (10 — come) in and (11 — place) on the table a (12 — boil)
chicken under a cover. An hour (13 — pass) but Newton not (14 — appear).
The gentleman (15 — feel) hungry, (16 — eat) the chicken, and (17 —
cover) up the skeleton. He (18 — ask) the servant to prepare another one
for his master.
Before the second chicken (19 — cook),
however, the scientist (20 — enter) the room and (21 — apologize) for
his delay. Then he (22 - add), "As I (23 - feel) rather tired and
hungry, I (24 -hope) you (25 — excuse) me a little longer, while I (26 —
take) my dinner, and then I (27 — be) at your service." With these
words he (28 — lift) the cover, and without emotion (29 — turn) round to
the gentleman and (3*0 — say), "See how strange scientists (31 — be). 1
quite (32 — forget) that I (33 — dine) already."
At this moment the servant (34 — bring)
in the other chicken. The visitor (35 — explain) how matters (36 —
stand). After he (37 — laugh) heartily, the hungry scientist (38 — sit)
down and (39 — eat) his dinner.

0) Пример- I'll stay in the library from four till six.
1) The book will be published a month.
2)Children stay at primary school 6 years.
3) I left school 2005.
4) We'll meet five o'clock near the school.
5) Sunday our class went to Edinburgh on an excursion.
6) my stay in London I visited a lot of museums.
7) I must finish my report in History Friday.
8) I have to stay at school 7 pm. to finish my task.
9) the morning we went to the museum.
10) The homework was so difficult that he finished it only midnight.
11)Tomorrow we'll be busy 5 o'clock.
12) David's work has improved the last month.