We _______ in the office.
| A．are not permitted smoke | B．are not permitted smoking |
| C．don’t permit smoking | D．don’t permit to smoke |
It was in such a good place everyone wanted to go and visit I came across the lady.
| A．that; that | B．that; as | C．as; that | D．as; as |
Every means tried but without any result.
| A．have been | B．is to be | C．are to be | D．has been |
—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 |