—Jack failed the driving test again.—The question is_____ we can help him avoid making the same mistake.
You'd better stay at school now. Look! The sky is overcast with dark clouds. I'm afraid _____ rain is going to fall.
Let's hurry to _____ that bus or we'll be late for school.
Though Queen Elizabeth is in her late seventies, she is still _____ in thinking.
It will do you good to _____ a holiday.
If you can speak very ______ English, you will have more chances to find a job than others.