Human beings are different from animals _______ 
they can use language as a tool to communicate.
| A．in that | B．for that | C．in which | D．for which |
—Can I carry that heavy box for you?
—No, but thanks for to do so.
| A．offering | B．expecting | C．advising | D．saying |
The boys usually play football on Friday afternoon,____ it rains.
| A．except | B．except for | C．except when | D．except that |
The flowers sweet in the botanic garden attract the visitors to the beauty of nature.
| A．to smell | B．smelling | C．smelt | D．to be smelt |
It was a pity that the great writer diedhis works unfinished.
| A．for | B．with | C．from | D．of |
The man used what he had _____ his wife a diamond ring.
| A．to get | B．got | C．bought | D．buy |