We visited the old woman acold winter morning.

Mum’s birthday is coming. I want to buy her something. Is there a _______ near here – Oh, yes! It’s next to the bookshop.

eceived an invitation to dinner, and withhis work ________, he gladly accepted it

I admire Stephen Hawking greatly，whose________about black holes has a great effect on astronomy.

Song Ying is _________kind girl that she has donated almost all her savings to a charity.