—Can you come to help us with our work by 5 o’clock?—I don’t know if I can help;________.
This album is _____ as it was the only one ever signed by the President.
Trains stop here in order to _____ passengers only.
There are usually at least two _____ of looking at every question.
He left in such a hurry that I _____ had time to thank him.
We had a marvelous holiday: only the last two days were slightly _____ by the weather.