The hero of the story is an artist in his________.
| A．thirtieth | B．thirty | C．thirty 8 | D．thirties |
Please do me a favor----_____ my friend Mr. Smith to Youth Theater at 7:30 tonight.
| A．to invite | B．inviting | C．invite | D．invited |
It took me quite a long time to ________ the new environment here.
| A．adapt to | B．relate to | C．apply to | D．attach to |
He made another wonderful discovery, ______ of great importance to science.
| A．which I think it is | B．which I think is |
| C．which I think | D．I think which is |
Would it be ________ for you to pick me up at four o’clock and take me to the airport?
| A．free | B．vacant | C．handy | D．convenient |
______ by the clear waters, this forest provides visitors with a wonderful chance to see some endangered birds in the wild.
| A．Being surrounded | B．Surrounding | C．Surrounded | D．To be surrounded |