---I wonder why he has been acting so strangely these days.---Recent pressure at work may ______ his behavior.
________ you met the foreigner from Canada?A. Where it was that B Who it was that C. Where was it that D. Where was that
___ staying at hotels in Red River Village, tourists can help the villagers make money so that they can take _____the river and the birds.
Paul started hiking in 2010 and he has hiked across 11 countries __________.
Saving money is ________ we must do.
_______is no good always complaining about life. At least, we are living.