Mr. Green has made another wonderful discovery, ______ great
importance to science.
| A．which I think is of | B．which I think it is of |
| C．that I think is of | D．I think which is of |
Fishing is his favorite hobby, and _______.
| A．he’d like to collect coins as well | B．he feels like collecting coins, too |
| C．to collect coins is also his hobby | D．collecting coins also gives him great pleasure |
There are five pairs _______, but I’m at a loss which to choose.
| A．to be chosen | B．to choose from | C．to choose | D．for choosing |
—What do you think made Mary so upset?
—_______ her new bike.
| A．As she lost | B．Lost | C．Losing | D．Because of losing |
When I handed the report to John, he said that George was the person _______.
| A．to send | B．for sending it | C．to send it to | D．for sending it to |
She looks forward every spring to _______ the flower-lined garden.
| A．visit | B．paying a visit | C．walk in | D．walking in |