---How did you work out the difficult chemistry problem?--- I worked it out by ________.
. -- What beautiful sunshine! What are you going to do in the afternoon? -- It’s ________that I’ll go camping near the lake. Would you like to go with me?
. -- What should we pay attention to when travelling in Southeast Asia? -- Remember to use ________ hands to pass things to someone else.
-- What do you think of your new English teacher? -- Wonderful. She always makes her class interesting and ________. Everyone loves her.
-- How was your trip to Inner Mongolia during May Day holiday? -- Not bad. ________ great fun going horse-riding there was!
-- Excuse me, could you please tell me ________________? -- Sorry, I’m new here. You can ask the policeman over there.