Wang Ping found the new surroundings difficult ______.
The two sportsmen congratulated each other ____ winning the match by shaking hands.
He began to take political science _________ only when he left school.
Yesterday I went to see him, _________ that he had gone abroad two days before.
– What are you reading, Tom? -- I’m not really reading, just ___ the pages.
----Sorry, sir! Your flight has taken off five minutes earlier. ----____________. I wasn’t informed of that at all.