Having failed to do what I ________ to，I’m afraid of being scolded by my parents

Ellen thinks____ the way Mo has been avoiding hergrandmother since her uncle’s death.[ ]

Why didn’t you come to play football with us yesterday afternoon — I ________ my mother with the housework then.

If you are absent-minded while reading, you are more_________ to make mistakes.

Only _____ as an interpreter _____ how important it was to practise speaking English