____ has helped to save the drowning girl is worth praising.
Coming to another country to study requires a big adjustment and it usually takes a while to .
Before the economic crisis came, John had sensed that the firm was to be ruined and hejust in time.
With his son _____, the old man felt unhappy.
--How did you _____ the movie last night? --Oh, both interesting and instructive.
--Who are you waiting for? -- _____ the man wounded in the left leg.