My work is interesting but ______ dangerous.

—Is Mr. Black ill?—______. I think he will have to stay at home to have a good rest.

“I’m going to take my driving test tomorrow,”---“___”

---Everybody is playing on the playground. Can I join them , Miss Lin? --- __________________   Not until you have completed the Maths exercises. 

 ----Would you like to go to the park with me?--- ________