He transplanted the young tree to the park ____ it was the best time for it .
One of the walls of the reading--room should be painted yellow, and ______. A. the other is white B. the others white C. the other white D, another is white
-- You know who came to our school yesterday?-- Professor Smith? We once met at a conference.-- ______. He came and gave a wonderful speech.
-- Do you enjoy ______ here?-- Oh, yes, the air, the green hill, the thickly trees. Everything is so attractive.
--Does he always keep an appointment, Jenny'?-- Seldom, ______.
-- I'd like to invite you to a party tomorrow evening.-- Thank you, but ______ I'll be free I'm uncertain.