isn’t going to be a volleyballmatch next week, __________

____ a discussion with the teacher, came tounderstand the problem better

24 China Construction, an edition de luxe is not a weekly or bimonthly magazine but it comes _____ every season (quarterly)

H7N9 bird flu is a virus can make people die. We’d better stay away from birds at present.

Poor Tim! He had his pocket ________on his way to the theatre. So he had to give up his favourite play.