I can’t imagine Phelps smoking marijuana (大麻).—______.
Don’t play a trick ________ him. [ ]
英语老师指着“Ff”问道：What’s this? 你应答：_______.
What happened last night?—There was a fire in the hotel. Luckily, it was soon ________.
We need fifteen more people ____ the twenty of us to do the job.[ ]