--How much is the petrol per liter today? ---Oh, 6.00 yuan. It ______ sharply since last month.
Professor Smith is now ________ the company, which was once________ Professor White.
He is an old doctor with a lot of ________. But he has never travelled by air before.Taking a plane was quite ________ experience for him this time.
I’m for that he’ll stay here.
If you dare do it, so I .
His arms were sunburnt because he in the sun all day.