.It is the first time the students ________ to Hyde Park.
| A．have gone | B．have been gone |
| C．had gone | D．had been gone |
If the man is only interested in your looks, _____ just shows how shallow he is.
| A．as | B．which | C．what | D．that |
On Sundays there were a lot of children playing in the park, _______ parents were sitting together joking.
| A．their | B．whose | C．which | D．that |
On Sundays there were a lot of children playing in the park, _______ parents sat together joking.
| A．their | B．whose | C．which | D．that |
On Sundays there were a lot of children playing in the park, _______ parents sitting together joking.
| A．their | B．whose | C．which | D．that |
On Sundays there were a lot of children playing in the park, and _______ parents were seated together joking.
| A．their | B．whose | C．which | D．that |