Opening the door, Mrs．Summers found family of cats shut in the bathroom．
| A．a; 不填 | B．a; the | C．the; 不填 | D．the; the |
Only ____from university ____how difficult it was to make a good career.
| A．when did I graduate; I realized |
| B．when did I graduate; did I realize |
| C．when I graduate; did I realize |
| D．when I graduated; did I realize |
This is the house _______ I once lived
| A．which | B．in which | C．that | D．in that |
______ is the richest man in our city?
| A．Whom do you think | B．Who do you think |
| C．Do you think who | D．Who you think |
Xi’an was the last city ______ he visited in China.
| A．where | B．which | C．that | D．in which |
The mountains lie near our hotel. There is a fine ________ of the mountains from our hotel window.
| A．scenery | B．picture | C．view | D．screen |