It’s a pity that you leave so soon. It’s been so nice having you here.
The professor ________ you at the party was my tutor (导师).
There are many old trees in our school, each ________ about 100 years ago.
We should put away all medicines out of reach of children and make sure they are not left ________.
________ in an atmosphere of simple life was what her parents wished for.
—Who would you like to see at the moment? —The man ________ Mr. Grant.