— Why do we get up so early?— If we _______ the flight we would have to stay here for another day. 

The teacher told us that water_________at 100℃ .

The living room is clean and tidy, with a dining table already         for a meal to be cooked.

You’d better not phone me between two and six o’clock this afternoon; I ___ a speech then.

—— What were you up to when your parents came in? —— I＿＿＿＿＿for a while and＿＿＿＿＿some reading.