Would it be ____ for you to pick me up at four o’clock and take me to the airport?
He couldn't __________ his father that John was telling the truth.
Nobody could understand her though she tried to __________ her idea by using the simplest English, because they are foreigners.
We don't know that plan __________ by the teacher is __________ three parts.
Once new difficulties __________ in your work, it's always important to use your brains.
-What is the price of petrol these days? -Oh, it __________ sharply since last month.